201525625

素因数分解:

$5^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 292206464

約数和(自身を除く): 90680839

約数列:

[1, 5, 7, 25, 35, 73, 125, 175, 365, 511, 625, 631, 875, 1825, 2555, 3155, 4375, 4417, 9125, 12775, 15775, 22085, 45625, 46063, 63875, 78875, 110425, 230315, 319375, 322441, 394375, 552125, 1151575, 1612205, 2760625, 5757875, 8061025, 28789375, 40305125, 201525625]

約数ペア:

[(1, 201525625), (5, 40305125), (7, 28789375), (25, 8061025), (35, 5757875), (73, 2760625), (125, 1612205), (175, 1151575), (365, 552125), (511, 394375), (625, 322441), (631, 319375), (875, 230315), (1825, 110425), (2555, 78875), (3155, 63875), (4375, 46063), (4417, 45625), (9125, 22085), (12775, 15775)]