85465840

素因数分解:

$2^4\times 5^1\times {\mathrm{1068323}}^1$

素因数の和:1068336

約数の個数: 20

約数和(自身を含む): 198708264

約数和(自身を除く): 113242424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1068323, 2136646, 4273292, 5341615, 8546584, 10683230, 17093168, 21366460, 42732920, 85465840]

約数ペア:

[(1, 85465840), (2, 42732920), (4, 21366460), (5, 17093168), (8, 10683230), (10, 8546584), (16, 5341615), (20, 4273292), (40, 2136646), (80, 1068323)]