80643374

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 63057106

約数列:

[1, 2, 7, 14, 29, 58, 203, 307, 406, 614, 647, 1294, 2149, 4298, 4529, 8903, 9058, 17806, 18763, 37526, 62321, 124642, 131341, 198629, 262682, 397258, 1390403, 2780806, 5760241, 11520482, 40321687, 80643374]

約数ペア:

[(1, 80643374), (2, 40321687), (7, 11520482), (14, 5760241), (29, 2780806), (58, 1390403), (203, 397258), (307, 262682), (406, 198629), (614, 131341), (647, 124642), (1294, 62321), (2149, 37526), (4298, 18763), (4529, 17806), (8903, 9058)]