25331980

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5531}}^1$

素因数の和:5769

約数の個数: 24

約数和(自身を含む): 53439120

約数和(自身を除く): 28107140

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 5531, 11062, 22124, 27655, 55310, 110620, 1266599, 2533198, 5066396, 6332995, 12665990, 25331980]

約数ペア:

[(1, 25331980), (2, 12665990), (4, 6332995), (5, 5066396), (10, 2533198), (20, 1266599), (229, 110620), (458, 55310), (916, 27655), (1145, 22124), (2290, 11062), (4580, 5531)]