64678120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4289}}^1$

素因数の和:4342

約数の個数: 64

約数和(自身を含む): 162162000

約数和(自身を除く): 97483880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 4289, 7540, 8578, 15080, 17156, 21445, 34312, 42890, 55757, 85780, 111514, 124381, 171560, 223028, 248762, 278785, 446056, 497524, 557570, 621905, 995048, 1115140, 1243810, 1616953, 2230280, 2487620, 3233906, 4975240, 6467812, 8084765, 12935624, 16169530, 32339060, 64678120]

約数ペア:

[(1, 64678120), (2, 32339060), (4, 16169530), (5, 12935624), (8, 8084765), (10, 6467812), (13, 4975240), (20, 3233906), (26, 2487620), (29, 2230280), (40, 1616953), (52, 1243810), (58, 1115140), (65, 995048), (104, 621905), (116, 557570), (130, 497524), (145, 446056), (232, 278785), (260, 248762), (290, 223028), (377, 171560), (520, 124381), (580, 111514), (754, 85780), (1160, 55757), (1508, 42890), (1885, 34312), (3016, 21445), (3770, 17156), (4289, 15080), (7540, 8578)]