The factors of the number 425,261,304 are: 1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 239, 312, 468, 478, 717, 936, 956, 1434, 1901, 1912, 2151, 2868, 3107, 3802, 4302, 5703, 5736, 6214, 7604, 8604, 9321, 11406, 12428, 15208, 17109, 17208, 18642, 22812, 24713, 24856, 27963, 34218, 37284, 45624, 49426, 55926, 68436, 74139, 74568, 98852, 111852, 136872, 148278, 197704, 222417, 223704, 296556, 444834, 454339, 593112, 889668, 908678, 1363017, 1779336, 1817356, 2726034, 3634712, 4089051, 5452068, 5906407, 8178102, 10904136, 11812814, 16356204, 17719221, 23625628, 32712408, 35438442, 47251256, 53157663, 70876884, 106315326, 141753768, 212630652, 425261304.
If you add them up, you will get the total of 425,262,124. Now subtract 425,261,304 to get 820,929,096