25120250

素因数分解:

$2^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 47595600

約数和(自身を除く): 22475350

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 890, 1129, 2225, 2258, 4450, 5645, 11125, 11290, 22250, 28225, 56450, 100481, 141125, 200962, 282250, 502405, 1004810, 2512025, 5024050, 12560125, 25120250]

約数ペア:

[(1, 25120250), (2, 12560125), (5, 5024050), (10, 2512025), (25, 1004810), (50, 502405), (89, 282250), (125, 200962), (178, 141125), (250, 100481), (445, 56450), (890, 28225), (1129, 22250), (2225, 11290), (2258, 11125), (4450, 5645)]