45000625

素因数分解:

$5^4\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:918

約数の個数: 20

約数和(自身を含む): 56934900

約数和(自身を除く): 11934275

約数列:

[1, 5, 25, 89, 125, 445, 625, 809, 2225, 4045, 11125, 20225, 55625, 72001, 101125, 360005, 505625, 1800025, 9000125, 45000625]

約数ペア:

[(1, 45000625), (5, 9000125), (25, 1800025), (89, 505625), (125, 360005), (445, 101125), (625, 72001), (809, 55625), (2225, 20225), (4045, 11125)]