68996125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 99852480

約数和(自身を除く): 30856355

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 139, 209, 275, 361, 475, 695, 1045, 1375, 1529, 1805, 2375, 2641, 3475, 3971, 5225, 7645, 9025, 13205, 17375, 19855, 26125, 29051, 38225, 45125, 50179, 66025, 99275, 145255, 191125, 250895, 330125, 496375, 551969, 726275, 1254475, 2759845, 3631375, 6272375, 13799225, 68996125]

約数ペア:

[(1, 68996125), (5, 13799225), (11, 6272375), (19, 3631375), (25, 2759845), (55, 1254475), (95, 726275), (125, 551969), (139, 496375), (209, 330125), (275, 250895), (361, 191125), (475, 145255), (695, 99275), (1045, 66025), (1375, 50179), (1529, 45125), (1805, 38225), (2375, 29051), (2641, 26125), (3475, 19855), (3971, 17375), (5225, 13205), (7645, 9025)]