80478566

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{302551}}^1$

素因数の和:302579

約数の個数: 16

約数和(自身を含む): 145224960

約数和(自身を除く): 64746394

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 302551, 605102, 2117857, 4235714, 5748469, 11496938, 40239283, 80478566]

約数ペア:

[(1, 80478566), (2, 40239283), (7, 11496938), (14, 5748469), (19, 4235714), (38, 2117857), (133, 605102), (266, 302551)]