251017910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6053}}^1$

素因数の和:6113

約数の個数: 64

約数和(自身を含む): 549218880

約数和(自身を除く): 298200970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 286, 290, 319, 377, 638, 715, 754, 1430, 1595, 1885, 3190, 3770, 4147, 6053, 8294, 12106, 20735, 30265, 41470, 60530, 66583, 78689, 133166, 157378, 175537, 332915, 351074, 393445, 665830, 786890, 865579, 877685, 1731158, 1755370, 1930907, 2281981, 3861814, 4327895, 4563962, 8655790, 9654535, 11409905, 19309070, 22819810, 25101791, 50203582, 125508955, 251017910]

約数ペア:

[(1, 251017910), (2, 125508955), (5, 50203582), (10, 25101791), (11, 22819810), (13, 19309070), (22, 11409905), (26, 9654535), (29, 8655790), (55, 4563962), (58, 4327895), (65, 3861814), (110, 2281981), (130, 1930907), (143, 1755370), (145, 1731158), (286, 877685), (290, 865579), (319, 786890), (377, 665830), (638, 393445), (715, 351074), (754, 332915), (1430, 175537), (1595, 157378), (1885, 133166), (3190, 78689), (3770, 66583), (4147, 60530), (6053, 41470), (8294, 30265), (12106, 20735)]