8125840

素因数分解:

$2^4\times 5^1\times {\mathrm{101573}}^1$

素因数の和:101586

約数の個数: 20

約数和(自身を含む): 18892764

約数和(自身を除く): 10766924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101573, 203146, 406292, 507865, 812584, 1015730, 1625168, 2031460, 4062920, 8125840]

約数ペア:

[(1, 8125840), (2, 4062920), (4, 2031460), (5, 1625168), (8, 1015730), (10, 812584), (16, 507865), (20, 406292), (40, 203146), (80, 101573)]