80486636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{6197}}^1$

素因数の和:6409

約数の個数: 24

約数和(自身を含む): 149942016

約数和(自身を除く): 69455380

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 3247, 6197, 6494, 12394, 12988, 24788, 105349, 210698, 421396, 1183627, 2367254, 4734508, 20121659, 40243318, 80486636]

約数ペア:

[(1, 80486636), (2, 40243318), (4, 20121659), (17, 4734508), (34, 2367254), (68, 1183627), (191, 421396), (382, 210698), (764, 105349), (3247, 24788), (6197, 12988), (6494, 12394)]