68580425

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 88095552

約数和(自身を除く): 19515127

約数列:

[1, 5, 25, 37, 151, 185, 491, 755, 925, 2455, 3775, 5587, 12275, 18167, 27935, 74141, 90835, 139675, 370705, 454175, 1853525, 2743217, 13716085, 68580425]

約数ペア:

[(1, 68580425), (5, 13716085), (25, 2743217), (37, 1853525), (151, 454175), (185, 370705), (491, 139675), (755, 90835), (925, 74141), (2455, 27935), (3775, 18167), (5587, 12275)]