77721080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{41341}}^1$

素因数の和:41399

約数の個数: 32

約数和(自身を含む): 178597440

約数和(自身を除く): 100876360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 41341, 82682, 165364, 206705, 330728, 413410, 826820, 1653640, 1943027, 3886054, 7772108, 9715135, 15544216, 19430270, 38860540, 77721080]

約数ペア:

[(1, 77721080), (2, 38860540), (4, 19430270), (5, 15544216), (8, 9715135), (10, 7772108), (20, 3886054), (40, 1943027), (47, 1653640), (94, 826820), (188, 413410), (235, 330728), (376, 206705), (470, 165364), (940, 82682), (1880, 41341)]