80110120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117809}}^1$

素因数の和:117837

約数の個数: 32

約数和(自身を含む): 190852200

約数和(自身を除く): 110742080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117809, 235618, 471236, 589045, 942472, 1178090, 2002753, 2356180, 4005506, 4712360, 8011012, 10013765, 16022024, 20027530, 40055060, 80110120]

約数ペア:

[(1, 80110120), (2, 40055060), (4, 20027530), (5, 16022024), (8, 10013765), (10, 8011012), (17, 4712360), (20, 4005506), (34, 2356180), (40, 2002753), (68, 1178090), (85, 942472), (136, 589045), (170, 471236), (340, 235618), (680, 117809)]