77718160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74729}}^1$

素因数の和:74755

約数の個数: 40

約数和(自身を含む): 194596920

約数和(自身を除く): 116878760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74729, 149458, 298916, 373645, 597832, 747290, 971477, 1195664, 1494580, 1942954, 2989160, 3885908, 4857385, 5978320, 7771816, 9714770, 15543632, 19429540, 38859080, 77718160]

約数ペア:

[(1, 77718160), (2, 38859080), (4, 19429540), (5, 15543632), (8, 9714770), (10, 7771816), (13, 5978320), (16, 4857385), (20, 3885908), (26, 2989160), (40, 1942954), (52, 1494580), (65, 1195664), (80, 971477), (104, 747290), (130, 597832), (208, 373645), (260, 298916), (520, 149458), (1040, 74729)]