315088780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{5087}}^1$

素因数の和:5278

約数の個数: 48

約数和(自身を含む): 700922880

約数和(自身を除く): 385834100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 326, 380, 652, 815, 1630, 3097, 3260, 5087, 6194, 10174, 12388, 15485, 20348, 25435, 30970, 50870, 61940, 96653, 101740, 193306, 386612, 483265, 829181, 966530, 1658362, 1933060, 3316724, 4145905, 8291810, 15754439, 16583620, 31508878, 63017756, 78772195, 157544390, 315088780]

約数ペア:

[(1, 315088780), (2, 157544390), (4, 78772195), (5, 63017756), (10, 31508878), (19, 16583620), (20, 15754439), (38, 8291810), (76, 4145905), (95, 3316724), (163, 1933060), (190, 1658362), (326, 966530), (380, 829181), (652, 483265), (815, 386612), (1630, 193306), (3097, 101740), (3260, 96653), (5087, 61940), (6194, 50870), (10174, 30970), (12388, 25435), (15485, 20348)]