229415425

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 305952516

約数和(自身を除く): 76537091

約数列:

[1, 5, 17, 25, 85, 113, 281, 289, 425, 565, 1405, 1445, 1921, 2825, 4777, 7025, 7225, 9605, 23885, 31753, 32657, 48025, 81209, 119425, 158765, 163285, 406045, 539801, 793825, 816425, 2030225, 2699005, 9176617, 13495025, 45883085, 229415425]

約数ペア:

[(1, 229415425), (5, 45883085), (17, 13495025), (25, 9176617), (85, 2699005), (113, 2030225), (281, 816425), (289, 793825), (425, 539801), (565, 406045), (1405, 163285), (1445, 158765), (1921, 119425), (2825, 81209), (4777, 48025), (7025, 32657), (7225, 31753), (9605, 23885)]