81549070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3109}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 152713440

約数和(自身を除く): 71164370

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 2623, 3109, 5246, 6218, 13115, 15545, 26230, 31090, 133687, 189649, 267374, 379298, 668435, 948245, 1336870, 1896490, 8154907, 16309814, 40774535, 81549070]

約数ペア:

[(1, 81549070), (2, 40774535), (5, 16309814), (10, 8154907), (43, 1896490), (61, 1336870), (86, 948245), (122, 668435), (215, 379298), (305, 267374), (430, 189649), (610, 133687), (2623, 31090), (3109, 26230), (5246, 15545), (6218, 13115)]