209888950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{144751}}^1$

素因数の和:144792

約数の個数: 24

約数和(自身を含む): 403858080

約数和(自身を除く): 193969130

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 144751, 289502, 723755, 1447510, 3618775, 4197779, 7237550, 8395558, 20988895, 41977790, 104944475, 209888950]

約数ペア:

[(1, 209888950), (2, 104944475), (5, 41977790), (10, 20988895), (25, 8395558), (29, 7237550), (50, 4197779), (58, 3618775), (145, 1447510), (290, 723755), (725, 289502), (1450, 144751)]