72709625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 94848000

約数和(自身を除く): 22138375

約数列:

[1, 5, 25, 37, 79, 125, 185, 199, 395, 925, 995, 1975, 2923, 4625, 4975, 7363, 9875, 14615, 15721, 24875, 36815, 73075, 78605, 184075, 365375, 393025, 581677, 920375, 1965125, 2908385, 14541925, 72709625]

約数ペア:

[(1, 72709625), (5, 14541925), (25, 2908385), (37, 1965125), (79, 920375), (125, 581677), (185, 393025), (199, 365375), (395, 184075), (925, 78605), (995, 73075), (1975, 36815), (2923, 24875), (4625, 15721), (4975, 14615), (7363, 9875)]