134222780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1609}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 291577440

約数和(自身を除く): 157354660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 172, 194, 215, 388, 430, 485, 860, 970, 1609, 1940, 3218, 4171, 6436, 8045, 8342, 16090, 16684, 20855, 32180, 41710, 69187, 83420, 138374, 156073, 276748, 312146, 345935, 624292, 691870, 780365, 1383740, 1560730, 3121460, 6711139, 13422278, 26844556, 33555695, 67111390, 134222780]

約数ペア:

[(1, 134222780), (2, 67111390), (4, 33555695), (5, 26844556), (10, 13422278), (20, 6711139), (43, 3121460), (86, 1560730), (97, 1383740), (172, 780365), (194, 691870), (215, 624292), (388, 345935), (430, 312146), (485, 276748), (860, 156073), (970, 138374), (1609, 83420), (1940, 69187), (3218, 41710), (4171, 32180), (6436, 20855), (8045, 16684), (8342, 16090)]