80376380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1499}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 193536000

約数和(自身を除く): 113159620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1499, 1532, 1915, 2681, 2998, 3830, 5362, 5996, 7495, 7660, 10493, 10724, 13405, 14990, 20986, 26810, 29980, 41972, 52465, 53620, 104930, 209860, 574117, 1148234, 2296468, 2870585, 4018819, 5741170, 8037638, 11482340, 16075276, 20094095, 40188190, 80376380]

約数ペア:

[(1, 80376380), (2, 40188190), (4, 20094095), (5, 16075276), (7, 11482340), (10, 8037638), (14, 5741170), (20, 4018819), (28, 2870585), (35, 2296468), (70, 1148234), (140, 574117), (383, 209860), (766, 104930), (1499, 53620), (1532, 52465), (1915, 41972), (2681, 29980), (2998, 26810), (3830, 20986), (5362, 14990), (5996, 13405), (7495, 10724), (7660, 10493)]