85682480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82387}}^1$

素因数の和:82413

約数の個数: 40

約数和(自身を含む): 214538352

約数和(自身を除く): 128855872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82387, 164774, 329548, 411935, 659096, 823870, 1071031, 1318192, 1647740, 2142062, 3295480, 4284124, 5355155, 6590960, 8568248, 10710310, 17136496, 21420620, 42841240, 85682480]

約数ペア:

[(1, 85682480), (2, 42841240), (4, 21420620), (5, 17136496), (8, 10710310), (10, 8568248), (13, 6590960), (16, 5355155), (20, 4284124), (26, 3295480), (40, 2142062), (52, 1647740), (65, 1318192), (80, 1071031), (104, 823870), (130, 659096), (208, 411935), (260, 329548), (520, 164774), (1040, 82387)]