78045640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{114773}}^1$

素因数の和:114801

約数の個数: 32

約数和(自身を含む): 185933880

約数和(自身を除く): 107888240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 114773, 229546, 459092, 573865, 918184, 1147730, 1951141, 2295460, 3902282, 4590920, 7804564, 9755705, 15609128, 19511410, 39022820, 78045640]

約数ペア:

[(1, 78045640), (2, 39022820), (4, 19511410), (5, 15609128), (8, 9755705), (10, 7804564), (17, 4590920), (20, 3902282), (34, 2295460), (40, 1951141), (68, 1147730), (85, 918184), (136, 573865), (170, 459092), (340, 229546), (680, 114773)]