249222625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 321235200

約数和(自身を除く): 72012575

約数列:

[1, 5, 25, 43, 125, 199, 215, 233, 995, 1075, 1165, 4975, 5375, 5825, 8557, 10019, 24875, 29125, 42785, 46367, 50095, 213925, 231835, 250475, 1069625, 1159175, 1252375, 1993781, 5795875, 9968905, 49844525, 249222625]

約数ペア:

[(1, 249222625), (5, 49844525), (25, 9968905), (43, 5795875), (125, 1993781), (199, 1252375), (215, 1159175), (233, 1069625), (995, 250475), (1075, 231835), (1165, 213925), (4975, 50095), (5375, 46367), (5825, 42785), (8557, 29125), (10019, 24875)]