401341525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{4273}}^1$

素因数の和:4330

約数の個数: 36

約数和(自身を含む): 569459212

約数和(自身を除く): 168117687

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 3757, 4273, 5525, 7225, 18785, 21365, 55549, 72641, 93925, 106825, 277745, 363205, 944333, 1234897, 1388725, 1816025, 4721665, 6174485, 16053661, 23608325, 30872425, 80268305, 401341525]

約数ペア:

[(1, 401341525), (5, 80268305), (13, 30872425), (17, 23608325), (25, 16053661), (65, 6174485), (85, 4721665), (221, 1816025), (289, 1388725), (325, 1234897), (425, 944333), (1105, 363205), (1445, 277745), (3757, 106825), (4273, 93925), (5525, 72641), (7225, 55549), (18785, 21365)]