211085422160

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1\times {\mathrm{19559}}^1$

素因数の和:20316

約数の個数: 80

約数和(自身を含む): 493509127680

約数和(自身を除く): 282423705520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 431, 626, 862, 1252, 1565, 1724, 2155, 2504, 3130, 3448, 4310, 5008, 6260, 6896, 8620, 12520, 17240, 19559, 25040, 34480, 39118, 78236, 97795, 134903, 156472, 195590, 269806, 312944, 391180, 539612, 674515, 782360, 1079224, 1349030, 1564720, 2158448, 2698060, 5396120, 6121967, 8429929, 10792240, 12243934, 16859858, 24487868, 30609835, 33719716, 42149645, 48975736, 61219670, 67439432, 84299290, 97951472, 122439340, 134878864, 168598580, 244878680, 337197160, 489757360, 674394320, 2638567777, 5277135554, 10554271108, 13192838885, 21108542216, 26385677770, 42217084432, 52771355540, 105542711080, 211085422160]

約数ペア:

[(1, 211085422160), (2, 105542711080), (4, 52771355540), (5, 42217084432), (8, 26385677770), (10, 21108542216), (16, 13192838885), (20, 10554271108), (40, 5277135554), (80, 2638567777), (313, 674394320), (431, 489757360), (626, 337197160), (862, 244878680), (1252, 168598580), (1565, 134878864), (1724, 122439340), (2155, 97951472), (2504, 84299290), (3130, 67439432), (3448, 61219670), (4310, 48975736), (5008, 42149645), (6260, 33719716), (6896, 30609835), (8620, 24487868), (12520, 16859858), (17240, 12243934), (19559, 10792240), (25040, 8429929), (34480, 6121967), (39118, 5396120), (78236, 2698060), (97795, 2158448), (134903, 1564720), (156472, 1349030), (195590, 1079224), (269806, 782360), (312944, 674515), (391180, 539612)]