205127568020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{526157}}^1$

素因数の和:526460

約数の個数: 48

約数和(自身を含む): 437287809168

約数和(自身を除く): 232160241148

約数列:

[1, 2, 4, 5, 10, 20, 101, 193, 202, 386, 404, 505, 772, 965, 1010, 1930, 2020, 3860, 19493, 38986, 77972, 97465, 194930, 389860, 526157, 1052314, 2104628, 2630785, 5261570, 10523140, 53141857, 101548301, 106283714, 203096602, 212567428, 265709285, 406193204, 507741505, 531418570, 1015483010, 1062837140, 2030966020, 10256378401, 20512756802, 41025513604, 51281892005, 102563784010, 205127568020]

約数ペア:

[(1, 205127568020), (2, 102563784010), (4, 51281892005), (5, 41025513604), (10, 20512756802), (20, 10256378401), (101, 2030966020), (193, 1062837140), (202, 1015483010), (386, 531418570), (404, 507741505), (505, 406193204), (772, 265709285), (965, 212567428), (1010, 203096602), (1930, 106283714), (2020, 101548301), (3860, 53141857), (19493, 10523140), (38986, 5261570), (77972, 2630785), (97465, 2104628), (194930, 1052314), (389860, 526157)]