80785785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7727}}^1$

素因数の和:7793

約数の個数: 32

約数和(自身を含む): 140216832

約数和(自身を除く): 59431047

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 7727, 10455, 23181, 38635, 115905, 131359, 316807, 394077, 656795, 950421, 1584035, 1970385, 4752105, 5385719, 16157157, 26928595, 80785785]

約数ペア:

[(1, 80785785), (3, 26928595), (5, 16157157), (15, 5385719), (17, 4752105), (41, 1970385), (51, 1584035), (85, 950421), (123, 656795), (205, 394077), (255, 316807), (615, 131359), (697, 115905), (2091, 38635), (3485, 23181), (7727, 10455)]