90015525

素因数分解:

$3^2\times 5^2\times {\mathrm{400069}}^1$

素因数の和:400085

約数の個数: 18

約数和(自身を含む): 161228210

約数和(自身を除く): 71212685

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 400069, 1200207, 2000345, 3600621, 6001035, 10001725, 18003105, 30005175, 90015525]

約数ペア:

[(1, 90015525), (3, 30005175), (5, 18003105), (9, 10001725), (15, 6001035), (25, 3600621), (45, 2000345), (75, 1200207), (225, 400069)]