The factors of the number 647,427,550 are: 1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 337, 350, 385, 499, 550, 674, 770, 998, 1685, 1925, 2359, 2495, 3370, 3493, 3707, 3850, 4718, 4990, 5489, 6986, 7414, 8425, 10978, 11795, 12475, 16850, 17465, 18535, 23590, 24950, 25949, 27445, 34930, 37070, 38423, 51898, 54890, 58975, 76846, 87325, 92675, 117950, 129745, 137225, 168163, 174650, 185350, 192115, 259490, 274450, 336326, 384230, 648725, 840815, 960575, 1177141, 1297450, 1681630, 1849793, 1921150, 2354282, 3699586, 4204075, 5885705, 8408150, 9248965, 11771410, 12948551, 18497930, 25897102, 29428525, 46244825, 58857050, 64742755, 92489650, 129485510, 323713775, 647427550.
If you add them up, you will get the total of 1,508,832,000.