66507380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45553}}^1$

素因数の和:45635

約数の個数: 24

約数和(自身を含む): 141581832

約数和(自身を除く): 75074452

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45553, 91106, 182212, 227765, 455530, 911060, 3325369, 6650738, 13301476, 16626845, 33253690, 66507380]

約数ペア:

[(1, 66507380), (2, 33253690), (4, 16626845), (5, 13301476), (10, 6650738), (20, 3325369), (73, 911060), (146, 455530), (292, 227765), (365, 182212), (730, 91106), (1460, 45553)]