6573125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:842

約数の個数: 20

約数和(自身を含む): 8856540

約数和(自身を除く): 2283415

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 809, 1625, 4045, 8125, 10517, 20225, 52585, 101125, 262925, 505625, 1314625, 6573125]

約数ペア:

[(1, 6573125), (5, 1314625), (13, 505625), (25, 262925), (65, 101125), (125, 52585), (325, 20225), (625, 10517), (809, 8125), (1625, 4045)]