49538120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17443}}^1$

素因数の和:17525

約数の個数: 32

約数和(自身を含む): 113037120

約数和(自身を除く): 63499000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 17443, 34886, 69772, 87215, 139544, 174430, 348860, 697720, 1238453, 2476906, 4953812, 6192265, 9907624, 12384530, 24769060, 49538120]

約数ペア:

[(1, 49538120), (2, 24769060), (4, 12384530), (5, 9907624), (8, 6192265), (10, 4953812), (20, 2476906), (40, 1238453), (71, 697720), (142, 348860), (284, 174430), (355, 139544), (568, 87215), (710, 69772), (1420, 34886), (2840, 17443)]