1888891625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{2741}}^1$

素因数の和:2942

約数の個数: 32

約数和(自身を含む): 2438186400

約数和(自身を除く): 549294775

約数列:

[1, 5, 25, 37, 125, 149, 185, 745, 925, 2741, 3725, 4625, 5513, 13705, 18625, 27565, 68525, 101417, 137825, 342625, 408409, 507085, 689125, 2042045, 2535425, 10210225, 12677125, 15111133, 51051125, 75555665, 377778325, 1888891625]

約数ペア:

[(1, 1888891625), (5, 377778325), (25, 75555665), (37, 51051125), (125, 15111133), (149, 12677125), (185, 10210225), (745, 2535425), (925, 2042045), (2741, 689125), (3725, 507085), (4625, 408409), (5513, 342625), (13705, 137825), (18625, 101417), (27565, 68525)]