80972080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{144593}}^1$

素因数の和:144613

約数の個数: 40

約数和(自身を含む): 215155872

約数和(自身を除く): 134183792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 144593, 289186, 578372, 722965, 1012151, 1156744, 1445930, 2024302, 2313488, 2891860, 4048604, 5060755, 5783720, 8097208, 10121510, 11567440, 16194416, 20243020, 40486040, 80972080]

約数ペア:

[(1, 80972080), (2, 40486040), (4, 20243020), (5, 16194416), (7, 11567440), (8, 10121510), (10, 8097208), (14, 5783720), (16, 5060755), (20, 4048604), (28, 2891860), (35, 2313488), (40, 2024302), (56, 1445930), (70, 1156744), (80, 1012151), (112, 722965), (140, 578372), (280, 289186), (560, 144593)]