80054820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10343}}^1$

素因数の和:10401

約数の個数: 72

約数和(自身を含む): 248504256

約数和(自身を除く): 168449436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 10343, 20686, 31029, 41372, 51715, 62058, 93087, 103430, 124116, 155145, 186174, 206860, 310290, 372348, 444749, 465435, 620580, 889498, 930870, 1334247, 1778996, 1861740, 2223745, 2668494, 4002741, 4447490, 5336988, 6671235, 8005482, 8894980, 13342470, 16010964, 20013705, 26684940, 40027410, 80054820]

約数ペア:

[(1, 80054820), (2, 40027410), (3, 26684940), (4, 20013705), (5, 16010964), (6, 13342470), (9, 8894980), (10, 8005482), (12, 6671235), (15, 5336988), (18, 4447490), (20, 4002741), (30, 2668494), (36, 2223745), (43, 1861740), (45, 1778996), (60, 1334247), (86, 930870), (90, 889498), (129, 620580), (172, 465435), (180, 444749), (215, 372348), (258, 310290), (387, 206860), (430, 186174), (516, 155145), (645, 124116), (774, 103430), (860, 93087), (1290, 62058), (1548, 51715), (1935, 41372), (2580, 31029), (3870, 20686), (7740, 10343)]