25188676

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{1009}}^1$

素因数の和:1171

約数の個数: 18

約数和(自身を含む): 44689470

約数和(自身を除く): 19500794

約数列:

[1, 2, 4, 79, 158, 316, 1009, 2018, 4036, 6241, 12482, 24964, 79711, 159422, 318844, 6297169, 12594338, 25188676]

約数ペア:

[(1, 25188676), (2, 12594338), (4, 6297169), (79, 318844), (158, 159422), (316, 79711), (1009, 24964), (2018, 12482), (4036, 6241)]