66805225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 86994432

約数和(自身を除く): 20189207

約数列:

[1, 5, 23, 25, 115, 223, 521, 575, 1115, 2605, 5129, 5575, 11983, 13025, 25645, 59915, 116183, 128225, 299575, 580915, 2672209, 2904575, 13361045, 66805225]

約数ペア:

[(1, 66805225), (5, 13361045), (23, 2904575), (25, 2672209), (115, 580915), (223, 299575), (521, 128225), (575, 116183), (1115, 59915), (2605, 25645), (5129, 13025), (5575, 11983)]