89597225

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{12401}}^1$

素因数の和:12445

約数の個数: 18

約数和(自身を含む): 118029834

約数和(自身を除く): 28432609

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 12401, 62005, 210817, 310025, 1054085, 3583889, 5270425, 17919445, 89597225]

約数ペア:

[(1, 89597225), (5, 17919445), (17, 5270425), (25, 3583889), (85, 1054085), (289, 310025), (425, 210817), (1445, 62005), (7225, 12401)]