25829680

素因数分解:

$2^4\times 5^1\times {\mathrm{322871}}^1$

素因数の和:322884

約数の個数: 20

約数和(自身を含む): 60054192

約数和(自身を除く): 34224512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 322871, 645742, 1291484, 1614355, 2582968, 3228710, 5165936, 6457420, 12914840, 25829680]

約数ペア:

[(1, 25829680), (2, 12914840), (4, 6457420), (5, 5165936), (8, 3228710), (10, 2582968), (16, 1614355), (20, 1291484), (40, 645742), (80, 322871)]