68324680

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2707}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 154031040

約数和(自身を除く): 85706360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 2707, 3155, 5048, 5414, 6310, 10828, 12620, 13535, 21656, 25240, 27070, 54140, 108280, 1708117, 3416234, 6832468, 8540585, 13664936, 17081170, 34162340, 68324680]

約数ペア:

[(1, 68324680), (2, 34162340), (4, 17081170), (5, 13664936), (8, 8540585), (10, 6832468), (20, 3416234), (40, 1708117), (631, 108280), (1262, 54140), (2524, 27070), (2707, 25240), (3155, 21656), (5048, 13535), (5414, 12620), (6310, 10828)]