68739625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 91503360

約数和(自身を除く): 22763735

約数列:

[1, 5, 19, 25, 95, 103, 125, 281, 475, 515, 1405, 1957, 2375, 2575, 5339, 7025, 9785, 12875, 26695, 28943, 35125, 48925, 133475, 144715, 244625, 549917, 667375, 723575, 2749585, 3617875, 13747925, 68739625]

約数ペア:

[(1, 68739625), (5, 13747925), (19, 3617875), (25, 2749585), (95, 723575), (103, 667375), (125, 549917), (281, 244625), (475, 144715), (515, 133475), (1405, 48925), (1957, 35125), (2375, 28943), (2575, 26695), (5339, 12875), (7025, 9785)]