82968080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79777}}^1$

素因数の和:79803

約数の個数: 40

約数和(自身を含む): 207741912

約数和(自身を除く): 124773832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 79777, 159554, 319108, 398885, 638216, 797770, 1037101, 1276432, 1595540, 2074202, 3191080, 4148404, 5185505, 6382160, 8296808, 10371010, 16593616, 20742020, 41484040, 82968080]

約数ペア:

[(1, 82968080), (2, 41484040), (4, 20742020), (5, 16593616), (8, 10371010), (10, 8296808), (13, 6382160), (16, 5185505), (20, 4148404), (26, 3191080), (40, 2074202), (52, 1595540), (65, 1276432), (80, 1037101), (104, 797770), (130, 638216), (208, 398885), (260, 319108), (520, 159554), (1040, 79777)]