100656880

素因数分解:

$2^4\times 5^1\times {\mathrm{1258211}}^1$

素因数の和:1258224

約数の個数: 20

約数和(自身を含む): 234027432

約数和(自身を除く): 133370552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1258211, 2516422, 5032844, 6291055, 10065688, 12582110, 20131376, 25164220, 50328440, 100656880]

約数ペア:

[(1, 100656880), (2, 50328440), (4, 25164220), (5, 20131376), (8, 12582110), (10, 10065688), (16, 6291055), (20, 5032844), (40, 2516422), (80, 1258211)]