28672225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 36942080

約数和(自身を除く): 8269855

約数列:

[1, 5, 25, 37, 139, 185, 223, 695, 925, 1115, 3475, 5143, 5575, 8251, 25715, 30997, 41255, 128575, 154985, 206275, 774925, 1146889, 5734445, 28672225]

約数ペア:

[(1, 28672225), (5, 5734445), (25, 1146889), (37, 774925), (139, 206275), (185, 154985), (223, 128575), (695, 41255), (925, 30997), (1115, 25715), (3475, 8251), (5143, 5575)]