85428225

素因数分解:

$3^2\times 5^2\times {\mathrm{379681}}^1$

素因数の和:379697

約数の個数: 18

約数和(自身を含む): 153011846

約数和(自身を除く): 67583621

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 379681, 1139043, 1898405, 3417129, 5695215, 9492025, 17085645, 28476075, 85428225]

約数ペア:

[(1, 85428225), (3, 28476075), (5, 17085645), (9, 9492025), (15, 5695215), (25, 3417129), (45, 1898405), (75, 1139043), (225, 379681)]