80979844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{4099}}^1$

素因数の和:4563

約数の個数: 24

約数和(自身を含む): 154980000

約数和(自身を除く): 74000156

約数列:

[1, 2, 4, 11, 22, 44, 449, 898, 1796, 4099, 4939, 8198, 9878, 16396, 19756, 45089, 90178, 180356, 1840451, 3680902, 7361804, 20244961, 40489922, 80979844]

約数ペア:

[(1, 80979844), (2, 40489922), (4, 20244961), (11, 7361804), (22, 3680902), (44, 1840451), (449, 180356), (898, 90178), (1796, 45089), (4099, 19756), (4939, 16396), (8198, 9878)]