202183525

素因数分解:

$5^2\times {\mathrm{89}}^2\times {\mathrm{1021}}^1$

素因数の和:1209

約数の個数: 18

約数和(自身を含む): 253804502

約数和(自身を除く): 51620977

約数列:

[1, 5, 25, 89, 445, 1021, 2225, 5105, 7921, 25525, 39605, 90869, 198025, 454345, 2271725, 8087341, 40436705, 202183525]

約数ペア:

[(1, 202183525), (5, 40436705), (25, 8087341), (89, 2271725), (445, 454345), (1021, 198025), (2225, 90869), (5105, 39605), (7921, 25525)]