77401775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 105462000

約数和(自身を除く): 28060225

約数列:

[1, 5, 11, 25, 55, 149, 275, 745, 1639, 1889, 3725, 8195, 9445, 20779, 40975, 47225, 103895, 281461, 519475, 1407305, 3096071, 7036525, 15480355, 77401775]

約数ペア:

[(1, 77401775), (5, 15480355), (11, 7036525), (25, 3096071), (55, 1407305), (149, 519475), (275, 281461), (745, 103895), (1639, 47225), (1889, 40975), (3725, 20779), (8195, 9445)]