22225625

素因数分解:

$5^4\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:890

約数の個数: 20

約数和(自身を含む): 28453392

約数和(自身を除く): 6227767

約数列:

[1, 5, 25, 43, 125, 215, 625, 827, 1075, 4135, 5375, 20675, 26875, 35561, 103375, 177805, 516875, 889025, 4445125, 22225625]

約数ペア:

[(1, 22225625), (5, 4445125), (25, 889025), (43, 516875), (125, 177805), (215, 103375), (625, 35561), (827, 26875), (1075, 20675), (4135, 5375)]