25556816

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{20219}}^1$

素因数の和:20306

約数の個数: 20

約数和(自身を含む): 50145600

約数和(自身を除く): 24588784

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 20219, 40438, 80876, 161752, 323504, 1597301, 3194602, 6389204, 12778408, 25556816]

約数ペア:

[(1, 25556816), (2, 12778408), (4, 6389204), (8, 3194602), (16, 1597301), (79, 323504), (158, 161752), (316, 80876), (632, 40438), (1264, 20219)]