25493620

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3851}}^1$

素因数の和:4191

約数の個数: 24

約数和(自身を含む): 53712288

約数和(自身を除く): 28218668

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 3851, 6620, 7702, 15404, 19255, 38510, 77020, 1274681, 2549362, 5098724, 6373405, 12746810, 25493620]

約数ペア:

[(1, 25493620), (2, 12746810), (4, 6373405), (5, 5098724), (10, 2549362), (20, 1274681), (331, 77020), (662, 38510), (1324, 19255), (1655, 15404), (3310, 7702), (3851, 6620)]