2106072575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 2858864640

約数和(自身を除く): 752792065

約数列:

[1, 5, 19, 25, 31, 95, 155, 157, 475, 589, 775, 785, 911, 2945, 2983, 3925, 4555, 4867, 14725, 14915, 17309, 22775, 24335, 28241, 74575, 86545, 92473, 121675, 141205, 143027, 432725, 462365, 536579, 706025, 715135, 2311825, 2682895, 2717513, 3575675, 4433837, 13414475, 13587565, 22169185, 67937825, 84242903, 110845925, 421214515, 2106072575]

約数ペア:

[(1, 2106072575), (5, 421214515), (19, 110845925), (25, 84242903), (31, 67937825), (95, 22169185), (155, 13587565), (157, 13414475), (475, 4433837), (589, 3575675), (775, 2717513), (785, 2682895), (911, 2311825), (2945, 715135), (2983, 706025), (3925, 536579), (4555, 462365), (4867, 432725), (14725, 143027), (14915, 141205), (17309, 121675), (22775, 92473), (24335, 86545), (28241, 74575)]