64589200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12452

約数の個数: 60

約数和(自身を含む): 167125588

約数和(自身を除く): 102536388

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 12421, 24842, 49684, 62105, 99368, 124210, 161473, 198736, 248420, 310525, 322946, 496840, 621050, 645892, 807365, 993680, 1242100, 1291784, 1614730, 2484200, 2583568, 3229460, 4036825, 4968400, 6458920, 8073650, 12917840, 16147300, 32294600, 64589200]

約数ペア:

[(1, 64589200), (2, 32294600), (4, 16147300), (5, 12917840), (8, 8073650), (10, 6458920), (13, 4968400), (16, 4036825), (20, 3229460), (25, 2583568), (26, 2484200), (40, 1614730), (50, 1291784), (52, 1242100), (65, 993680), (80, 807365), (100, 645892), (104, 621050), (130, 496840), (200, 322946), (208, 310525), (260, 248420), (325, 198736), (400, 161473), (520, 124210), (650, 99368), (1040, 62105), (1300, 49684), (2600, 24842), (5200, 12421)]