78825825

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:736

約数の個数: 72

約数和(自身を含む): 157028640

約数和(自身を除く): 78202815

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 169, 195, 225, 325, 351, 507, 585, 675, 691, 845, 975, 1521, 1755, 2073, 2535, 2925, 3455, 4225, 4563, 6219, 7605, 8775, 8983, 10365, 12675, 17275, 18657, 22815, 26949, 31095, 38025, 44915, 51825, 80847, 93285, 114075, 116779, 134745, 155475, 224575, 242541, 350337, 404235, 466425, 583895, 673725, 1051011, 1212705, 1751685, 2021175, 2919475, 3153033, 5255055, 6063525, 8758425, 15765165, 26275275, 78825825]

約数ペア:

[(1, 78825825), (3, 26275275), (5, 15765165), (9, 8758425), (13, 6063525), (15, 5255055), (25, 3153033), (27, 2919475), (39, 2021175), (45, 1751685), (65, 1212705), (75, 1051011), (117, 673725), (135, 583895), (169, 466425), (195, 404235), (225, 350337), (325, 242541), (351, 224575), (507, 155475), (585, 134745), (675, 116779), (691, 114075), (845, 93285), (975, 80847), (1521, 51825), (1755, 44915), (2073, 38025), (2535, 31095), (2925, 26949), (3455, 22815), (4225, 18657), (4563, 17275), (6219, 12675), (7605, 10365), (8775, 8983)]