16385725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 21326760

約数和(自身を除く): 4941035

約数列:

[1, 5, 25, 29, 97, 145, 233, 485, 725, 1165, 2425, 2813, 5825, 6757, 14065, 22601, 33785, 70325, 113005, 168925, 565025, 655429, 3277145, 16385725]

約数ペア:

[(1, 16385725), (5, 3277145), (25, 655429), (29, 565025), (97, 168925), (145, 113005), (233, 70325), (485, 33785), (725, 22601), (1165, 14065), (2425, 6757), (2813, 5825)]