80051425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 101493504

約数和(自身を除く): 21442079

約数列:

[1, 5, 25, 83, 173, 223, 415, 865, 1115, 2075, 4325, 5575, 14359, 18509, 38579, 71795, 92545, 192895, 358975, 462725, 964475, 3202057, 16010285, 80051425]

約数ペア:

[(1, 80051425), (5, 16010285), (25, 3202057), (83, 964475), (173, 462725), (223, 358975), (415, 192895), (865, 92545), (1115, 71795), (2075, 38579), (4325, 18509), (5575, 14359)]