64678064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21617}}^1$

素因数の和:21653

約数の個数: 40

約数和(自身を含む): 144754128

約数和(自身を除く): 80076064

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 21617, 43234, 86468, 172936, 237787, 345872, 367489, 475574, 734978, 951148, 1469956, 1902296, 2939912, 3804592, 4042379, 5879824, 8084758, 16169516, 32339032, 64678064]

約数ペア:

[(1, 64678064), (2, 32339032), (4, 16169516), (8, 8084758), (11, 5879824), (16, 4042379), (17, 3804592), (22, 2939912), (34, 1902296), (44, 1469956), (68, 951148), (88, 734978), (136, 475574), (176, 367489), (187, 345872), (272, 237787), (374, 172936), (748, 86468), (1496, 43234), (2992, 21617)]