100656560

素因数分解:

$2^4\times 5^1\times {\mathrm{1258207}}^1$

素因数の和:1258220

約数の個数: 20

約数和(自身を含む): 234026688

約数和(自身を除く): 133370128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1258207, 2516414, 5032828, 6291035, 10065656, 12582070, 20131312, 25164140, 50328280, 100656560]

約数ペア:

[(1, 100656560), (2, 50328280), (4, 25164140), (5, 20131312), (8, 12582070), (10, 10065656), (16, 6291035), (20, 5032828), (40, 2516414), (80, 1258207)]