25101052220

素因数分解:

$2^2\times 5^1\times {\mathrm{69031}}^1\times {\mathrm{18181}}^1$

素因数の和:87221

約数の個数: 24

約数和(自身を含む): 52715872608

約数和(自身を除く): 27614820388

約数列:

[1, 2, 4, 5, 10, 20, 18181, 36362, 69031, 72724, 90905, 138062, 181810, 276124, 345155, 363620, 690310, 1380620, 1255052611, 2510105222, 5020210444, 6275263055, 12550526110, 25101052220]

約数ペア:

[(1, 25101052220), (2, 12550526110), (4, 6275263055), (5, 5020210444), (10, 2510105222), (20, 1255052611), (18181, 1380620), (36362, 690310), (69031, 363620), (72724, 345155), (90905, 276124), (138062, 181810)]