80281490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3662

約数の個数: 32

約数和(自身を含む): 150887664

約数和(自身を除く): 70606174

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 610, 2257, 3557, 4514, 7114, 11285, 17785, 22570, 35570, 131609, 216977, 263218, 433954, 658045, 1084885, 1316090, 2169770, 8028149, 16056298, 40140745, 80281490]

約数ペア:

[(1, 80281490), (2, 40140745), (5, 16056298), (10, 8028149), (37, 2169770), (61, 1316090), (74, 1084885), (122, 658045), (185, 433954), (305, 263218), (370, 216977), (610, 131609), (2257, 35570), (3557, 22570), (4514, 17785), (7114, 11285)]