72090790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{467}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 133436160

約数和(自身を除く): 61345370

約数列:

[1, 2, 5, 10, 43, 86, 215, 359, 430, 467, 718, 934, 1795, 2335, 3590, 4670, 15437, 20081, 30874, 40162, 77185, 100405, 154370, 167653, 200810, 335306, 838265, 1676530, 7209079, 14418158, 36045395, 72090790]

約数ペア:

[(1, 72090790), (2, 36045395), (5, 14418158), (10, 7209079), (43, 1676530), (86, 838265), (215, 335306), (359, 200810), (430, 167653), (467, 154370), (718, 100405), (934, 77185), (1795, 40162), (2335, 30874), (3590, 20081), (4670, 15437)]