1370919680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82387}}^1$

素因数の和:82421

約数の個数: 72

約数和(自身を含む): 3536422512

約数和(自身を除く): 2165502832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 82387, 164774, 329548, 411935, 659096, 823870, 1071031, 1318192, 1647740, 2142062, 2636384, 3295480, 4284124, 5272768, 5355155, 6590960, 8568248, 10545536, 10710310, 13181920, 17136496, 21091072, 21420620, 26363840, 34272992, 42841240, 52727680, 68545984, 85682480, 105455360, 137091968, 171364960, 274183936, 342729920, 685459840, 1370919680]

約数ペア:

[(1, 1370919680), (2, 685459840), (4, 342729920), (5, 274183936), (8, 171364960), (10, 137091968), (13, 105455360), (16, 85682480), (20, 68545984), (26, 52727680), (32, 42841240), (40, 34272992), (52, 26363840), (64, 21420620), (65, 21091072), (80, 17136496), (104, 13181920), (128, 10710310), (130, 10545536), (160, 8568248), (208, 6590960), (256, 5355155), (260, 5272768), (320, 4284124), (416, 3295480), (520, 2636384), (640, 2142062), (832, 1647740), (1040, 1318192), (1280, 1071031), (1664, 823870), (2080, 659096), (3328, 411935), (4160, 329548), (8320, 164774), (16640, 82387)]