71114320

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1009}}^1$

素因数の和:1903

約数の個数: 40

約数和(自身を含む): 165692520

約数和(自身を除く): 94578200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1009, 1762, 2018, 3524, 4036, 4405, 5045, 7048, 8072, 8810, 10090, 14096, 16144, 17620, 20180, 35240, 40360, 70480, 80720, 888929, 1777858, 3555716, 4444645, 7111432, 8889290, 14222864, 17778580, 35557160, 71114320]

約数ペア:

[(1, 71114320), (2, 35557160), (4, 17778580), (5, 14222864), (8, 8889290), (10, 7111432), (16, 4444645), (20, 3555716), (40, 1777858), (80, 888929), (881, 80720), (1009, 70480), (1762, 40360), (2018, 35240), (3524, 20180), (4036, 17620), (4405, 16144), (5045, 14096), (7048, 10090), (8072, 8810)]