80343020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12482

約数の個数: 48

約数和(自身を含む): 188062560

約数和(自身を除く): 107719540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 12437, 24874, 49748, 62185, 124370, 211429, 236303, 248740, 422858, 472606, 845716, 945212, 1057145, 1181515, 2114290, 2363030, 4017151, 4228580, 4726060, 8034302, 16068604, 20085755, 40171510, 80343020]

約数ペア:

[(1, 80343020), (2, 40171510), (4, 20085755), (5, 16068604), (10, 8034302), (17, 4726060), (19, 4228580), (20, 4017151), (34, 2363030), (38, 2114290), (68, 1181515), (76, 1057145), (85, 945212), (95, 845716), (170, 472606), (190, 422858), (323, 248740), (340, 236303), (380, 211429), (646, 124370), (1292, 62185), (1615, 49748), (3230, 24874), (6460, 12437)]