53857360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^2$

素因数の和:428

約数の個数: 60

約数和(自身を含む): 133253748

約数和(自身を除く): 79396388

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 199, 272, 340, 398, 680, 796, 995, 1360, 1592, 1990, 3184, 3383, 3980, 6766, 7960, 13532, 15920, 16915, 27064, 33830, 39601, 54128, 67660, 79202, 135320, 158404, 198005, 270640, 316808, 396010, 633616, 673217, 792020, 1346434, 1584040, 2692868, 3168080, 3366085, 5385736, 6732170, 10771472, 13464340, 26928680, 53857360]

約数ペア:

[(1, 53857360), (2, 26928680), (4, 13464340), (5, 10771472), (8, 6732170), (10, 5385736), (16, 3366085), (17, 3168080), (20, 2692868), (34, 1584040), (40, 1346434), (68, 792020), (80, 673217), (85, 633616), (136, 396010), (170, 316808), (199, 270640), (272, 198005), (340, 158404), (398, 135320), (680, 79202), (796, 67660), (995, 54128), (1360, 39601), (1592, 33830), (1990, 27064), (3184, 16915), (3383, 15920), (3980, 13532), (6766, 7960)]