2255625

素因数分解:

$3^2\times 5^4\times {\mathrm{401}}^1$

素因数の和:427

約数の個数: 30

約数和(自身を含む): 4081506

約数和(自身を除く): 1825881

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 401, 625, 1125, 1203, 1875, 2005, 3609, 5625, 6015, 10025, 18045, 30075, 50125, 90225, 150375, 250625, 451125, 751875, 2255625]

約数ペア:

[(1, 2255625), (3, 751875), (5, 451125), (9, 250625), (15, 150375), (25, 90225), (45, 50125), (75, 30075), (125, 18045), (225, 10025), (375, 6015), (401, 5625), (625, 3609), (1125, 2005), (1203, 1875)]