66338225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1$

素因数の和:2549

約数の個数: 24

約数和(自身を含む): 87431160

約数和(自身を除く): 21092935

約数列:

[1, 5, 25, 29, 37, 145, 185, 725, 925, 1073, 2473, 5365, 12365, 26825, 61825, 71717, 91501, 358585, 457505, 1792925, 2287525, 2653529, 13267645, 66338225]

約数ペア:

[(1, 66338225), (5, 13267645), (25, 2653529), (29, 2287525), (37, 1792925), (145, 457505), (185, 358585), (725, 91501), (925, 71717), (1073, 61825), (2473, 26825), (5365, 12365)]