78397705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 102326400

約数和(自身を除く): 23928695

約数列:

[1, 5, 19, 67, 95, 109, 113, 335, 545, 565, 1273, 2071, 2147, 6365, 7303, 7571, 10355, 10735, 12317, 36515, 37855, 61585, 138757, 143849, 234023, 693785, 719245, 825239, 1170115, 4126195, 15679541, 78397705]

約数ペア:

[(1, 78397705), (5, 15679541), (19, 4126195), (67, 1170115), (95, 825239), (109, 719245), (113, 693785), (335, 234023), (545, 143849), (565, 138757), (1273, 61585), (2071, 37855), (2147, 36515), (6365, 12317), (7303, 10735), (7571, 10355)]