40840865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6221}}^1$

素因数の和:6340

約数の個数: 16

約数和(自身を含む): 53310096

約数和(自身を除く): 12469231

約数列:

[1, 5, 13, 65, 101, 505, 1313, 6221, 6565, 31105, 80873, 404365, 628321, 3141605, 8168173, 40840865]

約数ペア:

[(1, 40840865), (5, 8168173), (13, 3141605), (65, 628321), (101, 404365), (505, 80873), (1313, 31105), (6221, 6565)]