80221010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 158505984

約数和(自身を除く): 78284974

約数列:

[1, 2, 5, 10, 23, 41, 46, 47, 82, 94, 115, 181, 205, 230, 235, 362, 410, 470, 905, 943, 1081, 1810, 1886, 1927, 2162, 3854, 4163, 4715, 5405, 7421, 8326, 8507, 9430, 9635, 10810, 14842, 17014, 19270, 20815, 37105, 41630, 42535, 44321, 74210, 85070, 88642, 170683, 195661, 221605, 341366, 348787, 391322, 443210, 697574, 853415, 978305, 1706830, 1743935, 1956610, 3487870, 8022101, 16044202, 40110505, 80221010]

約数ペア:

[(1, 80221010), (2, 40110505), (5, 16044202), (10, 8022101), (23, 3487870), (41, 1956610), (46, 1743935), (47, 1706830), (82, 978305), (94, 853415), (115, 697574), (181, 443210), (205, 391322), (230, 348787), (235, 341366), (362, 221605), (410, 195661), (470, 170683), (905, 88642), (943, 85070), (1081, 74210), (1810, 44321), (1886, 42535), (1927, 41630), (2162, 37105), (3854, 20815), (4163, 19270), (4715, 17014), (5405, 14842), (7421, 10810), (8326, 9635), (8507, 9430)]