134013620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 314818560

約数和(自身を除く): 180804940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1279, 1612, 1690, 2015, 2558, 3380, 4030, 5116, 5239, 6395, 8060, 10478, 12790, 16627, 20956, 25580, 26195, 33254, 39649, 52390, 66508, 79298, 83135, 104780, 158596, 166270, 198245, 216151, 332540, 396490, 432302, 515437, 792980, 864604, 1030874, 1080755, 2061748, 2161510, 2577185, 4323020, 5154370, 6700681, 10308740, 13401362, 26802724, 33503405, 67006810, 134013620]

約数ペア:

[(1, 134013620), (2, 67006810), (4, 33503405), (5, 26802724), (10, 13401362), (13, 10308740), (20, 6700681), (26, 5154370), (31, 4323020), (52, 2577185), (62, 2161510), (65, 2061748), (124, 1080755), (130, 1030874), (155, 864604), (169, 792980), (260, 515437), (310, 432302), (338, 396490), (403, 332540), (620, 216151), (676, 198245), (806, 166270), (845, 158596), (1279, 104780), (1612, 83135), (1690, 79298), (2015, 66508), (2558, 52390), (3380, 39649), (4030, 33254), (5116, 26195), (5239, 25580), (6395, 20956), (8060, 16627), (10478, 12790)]