80445918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51767}}^1$

素因数の和:51816

約数の個数: 32

約数和(自身を含む): 188849664

約数和(自身を除く): 108403746

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 51767, 103534, 155301, 310602, 362369, 724738, 1087107, 1915379, 2174214, 3830758, 5746137, 11492274, 13407653, 26815306, 40222959, 80445918]

約数ペア:

[(1, 80445918), (2, 40222959), (3, 26815306), (6, 13407653), (7, 11492274), (14, 5746137), (21, 3830758), (37, 2174214), (42, 1915379), (74, 1087107), (111, 724738), (222, 362369), (259, 310602), (518, 155301), (777, 103534), (1554, 51767)]