39966025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7649}}^1$

素因数の和:7689

約数の個数: 24

約数和(自身を含む): 56916000

約数和(自身を除く): 16949975

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 7649, 38245, 84139, 145331, 191225, 420695, 726655, 1598641, 2103475, 3633275, 7993205, 39966025]

約数ペア:

[(1, 39966025), (5, 7993205), (11, 3633275), (19, 2103475), (25, 1598641), (55, 726655), (95, 420695), (209, 191225), (275, 145331), (475, 84139), (1045, 38245), (5225, 7649)]