71097340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 152335008

約数和(自身を除く): 81237668

約数列:

[1, 2, 4, 5, 10, 20, 113, 163, 193, 226, 326, 386, 452, 565, 652, 772, 815, 965, 1130, 1630, 1930, 2260, 3260, 3860, 18419, 21809, 31459, 36838, 43618, 62918, 73676, 87236, 92095, 109045, 125836, 157295, 184190, 218090, 314590, 368380, 436180, 629180, 3554867, 7109734, 14219468, 17774335, 35548670, 71097340]

約数ペア:

[(1, 71097340), (2, 35548670), (4, 17774335), (5, 14219468), (10, 7109734), (20, 3554867), (113, 629180), (163, 436180), (193, 368380), (226, 314590), (326, 218090), (386, 184190), (452, 157295), (565, 125836), (652, 109045), (772, 92095), (815, 87236), (965, 73676), (1130, 62918), (1630, 43618), (1930, 36838), (2260, 31459), (3260, 21809), (3860, 18419)]