80622224

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{36251}}^1$

素因数の和:36398

約数の個数: 20

約数和(自身を含む): 157333680

約数和(自身を除く): 76711456

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 36251, 72502, 145004, 290008, 580016, 5038889, 10077778, 20155556, 40311112, 80622224]

約数ペア:

[(1, 80622224), (2, 40311112), (4, 20155556), (8, 10077778), (16, 5038889), (139, 580016), (278, 290008), (556, 145004), (1112, 72502), (2224, 36251)]