81822340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{141073}}^1$

素因数の和:141111

約数の個数: 24

約数和(自身を含む): 177753240

約数和(自身を除く): 95930900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 141073, 282146, 564292, 705365, 1410730, 2821460, 4091117, 8182234, 16364468, 20455585, 40911170, 81822340]

約数ペア:

[(1, 81822340), (2, 40911170), (4, 20455585), (5, 16364468), (10, 8182234), (20, 4091117), (29, 2821460), (58, 1410730), (116, 705365), (145, 564292), (290, 282146), (580, 141073)]