83368640

素因数分解:

$2^6\times 5^1\times {\mathrm{260527}}^1$

素因数の和:260544

約数の個数: 28

約数和(自身を含む): 198522336

約数和(自身を除く): 115153696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 260527, 521054, 1042108, 1302635, 2084216, 2605270, 4168432, 5210540, 8336864, 10421080, 16673728, 20842160, 41684320, 83368640]

約数ペア:

[(1, 83368640), (2, 41684320), (4, 20842160), (5, 16673728), (8, 10421080), (10, 8336864), (16, 5210540), (20, 4168432), (32, 2605270), (40, 2084216), (64, 1302635), (80, 1042108), (160, 521054), (320, 260527)]