5131250

素因数分解:

$2^1\times 5^5\times {\mathrm{821}}^1$

素因数の和:848

約数の個数: 24

約数和(自身を含む): 9632196

約数和(自身を除く): 4500946

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 821, 1250, 1642, 3125, 4105, 6250, 8210, 20525, 41050, 102625, 205250, 513125, 1026250, 2565625, 5131250]

約数ペア:

[(1, 5131250), (2, 2565625), (5, 1026250), (10, 513125), (25, 205250), (50, 102625), (125, 41050), (250, 20525), (625, 8210), (821, 6250), (1250, 4105), (1642, 3125)]