51176920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 119563200

約数和(自身を除く): 68386280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 151, 185, 229, 296, 302, 370, 458, 604, 740, 755, 916, 1145, 1208, 1480, 1510, 1832, 2290, 3020, 4580, 5587, 6040, 8473, 9160, 11174, 16946, 22348, 27935, 33892, 34579, 42365, 44696, 55870, 67784, 69158, 84730, 111740, 138316, 169460, 172895, 223480, 276632, 338920, 345790, 691580, 1279423, 1383160, 2558846, 5117692, 6397115, 10235384, 12794230, 25588460, 51176920]

約数ペア:

[(1, 51176920), (2, 25588460), (4, 12794230), (5, 10235384), (8, 6397115), (10, 5117692), (20, 2558846), (37, 1383160), (40, 1279423), (74, 691580), (148, 345790), (151, 338920), (185, 276632), (229, 223480), (296, 172895), (302, 169460), (370, 138316), (458, 111740), (604, 84730), (740, 69158), (755, 67784), (916, 55870), (1145, 44696), (1208, 42365), (1480, 34579), (1510, 33892), (1832, 27935), (2290, 22348), (3020, 16946), (4580, 11174), (5587, 9160), (6040, 8473)]