27251225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 35979840

約数和(自身を除く): 8728615

約数列:

[1, 5, 19, 25, 95, 103, 475, 515, 557, 1957, 2575, 2785, 9785, 10583, 13925, 48925, 52915, 57371, 264575, 286855, 1090049, 1434275, 5450245, 27251225]

約数ペア:

[(1, 27251225), (5, 5450245), (19, 1434275), (25, 1090049), (95, 286855), (103, 264575), (475, 57371), (515, 52915), (557, 48925), (1957, 13925), (2575, 10583), (2785, 9785)]