100468880

素因数分解:

$2^4\times 5^1\times {\mathrm{1255861}}^1$

素因数の和:1255874

約数の個数: 20

約数和(自身を含む): 233590332

約数和(自身を除く): 133121452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1255861, 2511722, 5023444, 6279305, 10046888, 12558610, 20093776, 25117220, 50234440, 100468880]

約数ペア:

[(1, 100468880), (2, 50234440), (4, 25117220), (5, 20093776), (8, 12558610), (10, 10046888), (16, 6279305), (20, 5023444), (40, 2511722), (80, 1255861)]