86913860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1367}}^1$

素因数の和:1421

約数の個数: 72

約数和(自身を含む): 211667904

約数和(自身を除く): 124754044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1367, 1445, 1870, 2734, 2890, 3179, 3740, 5468, 5780, 6358, 6835, 12716, 13670, 15037, 15895, 23239, 27340, 30074, 31790, 46478, 60148, 63580, 75185, 92956, 116195, 150370, 232390, 255629, 300740, 395063, 464780, 511258, 790126, 1022516, 1278145, 1580252, 1975315, 2556290, 3950630, 4345693, 5112580, 7901260, 8691386, 17382772, 21728465, 43456930, 86913860]

約数ペア:

[(1, 86913860), (2, 43456930), (4, 21728465), (5, 17382772), (10, 8691386), (11, 7901260), (17, 5112580), (20, 4345693), (22, 3950630), (34, 2556290), (44, 1975315), (55, 1580252), (68, 1278145), (85, 1022516), (110, 790126), (170, 511258), (187, 464780), (220, 395063), (289, 300740), (340, 255629), (374, 232390), (578, 150370), (748, 116195), (935, 92956), (1156, 75185), (1367, 63580), (1445, 60148), (1870, 46478), (2734, 31790), (2890, 30074), (3179, 27340), (3740, 23239), (5468, 15895), (5780, 15037), (6358, 13670), (6835, 12716)]