8345125

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:777

約数の個数: 16

約数和(自身を含む): 10533744

約数和(自身を除く): 2188619

約数列:

[1, 5, 25, 101, 125, 505, 661, 2525, 3305, 12625, 16525, 66761, 82625, 333805, 1669025, 8345125]

約数ペア:

[(1, 8345125), (5, 1669025), (25, 333805), (101, 82625), (125, 66761), (505, 16525), (661, 12625), (2525, 3305)]