289200925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4517}}^1$

素因数の和:4737

約数の個数: 24

約数和(自身を含む): 388240776

約数和(自身を除く): 99039851

約数列:

[1, 5, 13, 25, 65, 197, 325, 985, 2561, 4517, 4925, 12805, 22585, 58721, 64025, 112925, 293605, 889849, 1468025, 4449245, 11568037, 22246225, 57840185, 289200925]

約数ペア:

[(1, 289200925), (5, 57840185), (13, 22246225), (25, 11568037), (65, 4449245), (197, 1468025), (325, 889849), (985, 293605), (2561, 112925), (4517, 64025), (4925, 58721), (12805, 22585)]