205384075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3877}}^1$

素因数の和:4063

約数の個数: 24

約数和(自身を含む): 276020528

約数和(自身を除く): 70636453

約数列:

[1, 5, 13, 25, 65, 163, 325, 815, 2119, 3877, 4075, 10595, 19385, 50401, 52975, 96925, 252005, 631951, 1260025, 3159755, 8215363, 15798775, 41076815, 205384075]

約数ペア:

[(1, 205384075), (5, 41076815), (13, 15798775), (25, 8215363), (65, 3159755), (163, 1260025), (325, 631951), (815, 252005), (2119, 96925), (3877, 52975), (4075, 50401), (10595, 19385)]