161799625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5857}}^1$

素因数の和:5902

約数の個数: 32

約数和(自身を含む): 230289696

約数和(自身を除く): 68490071

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 2125, 5525, 5857, 27625, 29285, 76141, 99569, 146425, 380705, 497845, 732125, 1294397, 1903525, 2489225, 6471985, 9517625, 12446125, 32359925, 161799625]

約数ペア:

[(1, 161799625), (5, 32359925), (13, 12446125), (17, 9517625), (25, 6471985), (65, 2489225), (85, 1903525), (125, 1294397), (221, 732125), (325, 497845), (425, 380705), (1105, 146425), (1625, 99569), (2125, 76141), (5525, 29285), (5857, 27625)]