71359480

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4861}}^1$

素因数の和:5239

約数の個数: 32

約数和(自身を含む): 161029440

約数和(自身を除く): 89669960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4861, 7340, 9722, 14680, 19444, 24305, 38888, 48610, 97220, 194440, 1783987, 3567974, 7135948, 8919935, 14271896, 17839870, 35679740, 71359480]

約数ペア:

[(1, 71359480), (2, 35679740), (4, 17839870), (5, 14271896), (8, 8919935), (10, 7135948), (20, 3567974), (40, 1783987), (367, 194440), (734, 97220), (1468, 48610), (1835, 38888), (2936, 24305), (3670, 19444), (4861, 14680), (7340, 9722)]