78728510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12637}}^1$

素因数の和:12740

約数の個数: 32

約数和(自身を含む): 163788480

約数和(自身を除く): 85059970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 12637, 25274, 63185, 88459, 126370, 176918, 442295, 884590, 1124693, 2249386, 5623465, 7872851, 11246930, 15745702, 39364255, 78728510]

約数ペア:

[(1, 78728510), (2, 39364255), (5, 15745702), (7, 11246930), (10, 7872851), (14, 5623465), (35, 2249386), (70, 1124693), (89, 884590), (178, 442295), (445, 176918), (623, 126370), (890, 88459), (1246, 63185), (3115, 25274), (6230, 12637)]