71563160

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2017}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 161278560

約数和(自身を除く): 89715400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 2017, 3548, 4034, 4435, 7096, 8068, 8870, 10085, 16136, 17740, 20170, 35480, 40340, 80680, 1789079, 3578158, 7156316, 8945395, 14312632, 17890790, 35781580, 71563160]

約数ペア:

[(1, 71563160), (2, 35781580), (4, 17890790), (5, 14312632), (8, 8945395), (10, 7156316), (20, 3578158), (40, 1789079), (887, 80680), (1774, 40340), (2017, 35480), (3548, 20170), (4034, 17740), (4435, 16136), (7096, 10085), (8068, 8870)]