89898575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1697}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 120856848

約数和(自身を除く): 30958273

約数列:

[1, 5, 13, 25, 65, 163, 325, 815, 1697, 2119, 4075, 8485, 10595, 22061, 42425, 52975, 110305, 276611, 551525, 1383055, 3595943, 6915275, 17979715, 89898575]

約数ペア:

[(1, 89898575), (5, 17979715), (13, 6915275), (25, 3595943), (65, 1383055), (163, 551525), (325, 276611), (815, 110305), (1697, 52975), (2119, 42425), (4075, 22061), (8485, 10595)]