122561875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{10321}}^1$

素因数の和:10360

約数の個数: 20

約数和(自身を含む): 161229640

約数和(自身を除く): 38667765

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 10321, 11875, 51605, 196099, 258025, 980495, 1290125, 4902475, 6450625, 24512375, 122561875]

約数ペア:

[(1, 122561875), (5, 24512375), (19, 6450625), (25, 4902475), (95, 1290125), (125, 980495), (475, 258025), (625, 196099), (2375, 51605), (10321, 11875)]