6686875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:856

約数の個数: 20

約数和(自身を含む): 9009616

約数和(自身を除く): 2322741

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 823, 1625, 4115, 8125, 10699, 20575, 53495, 102875, 267475, 514375, 1337375, 6686875]

約数ペア:

[(1, 6686875), (5, 1337375), (13, 514375), (25, 267475), (65, 102875), (125, 53495), (325, 20575), (625, 10699), (823, 8125), (1625, 4115)]