64957100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 157125360

約数和(自身を除く): 92168260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 580, 650, 725, 754, 1300, 1450, 1508, 1723, 1885, 2900, 3446, 3770, 6892, 7540, 8615, 9425, 17230, 18850, 22399, 34460, 37700, 43075, 44798, 49967, 86150, 89596, 99934, 111995, 172300, 199868, 223990, 249835, 447980, 499670, 559975, 649571, 999340, 1119950, 1249175, 1299142, 2239900, 2498350, 2598284, 3247855, 4996700, 6495710, 12991420, 16239275, 32478550, 64957100]

約数ペア:

[(1, 64957100), (2, 32478550), (4, 16239275), (5, 12991420), (10, 6495710), (13, 4996700), (20, 3247855), (25, 2598284), (26, 2498350), (29, 2239900), (50, 1299142), (52, 1249175), (58, 1119950), (65, 999340), (100, 649571), (116, 559975), (130, 499670), (145, 447980), (260, 249835), (290, 223990), (325, 199868), (377, 172300), (580, 111995), (650, 99934), (725, 89596), (754, 86150), (1300, 49967), (1450, 44798), (1508, 43075), (1723, 37700), (1885, 34460), (2900, 22399), (3446, 18850), (3770, 17230), (6892, 9425), (7540, 8615)]