71930180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5087}}^1$

素因数の和:5204

約数の個数: 48

約数和(自身を含む): 174375936

約数和(自身を除く): 102445756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 5087, 7070, 10174, 14140, 20348, 25435, 35609, 50870, 71218, 101740, 142436, 178045, 356090, 513787, 712180, 1027574, 2055148, 2568935, 3596509, 5137870, 7193018, 10275740, 14386036, 17982545, 35965090, 71930180]

約数ペア:

[(1, 71930180), (2, 35965090), (4, 17982545), (5, 14386036), (7, 10275740), (10, 7193018), (14, 5137870), (20, 3596509), (28, 2568935), (35, 2055148), (70, 1027574), (101, 712180), (140, 513787), (202, 356090), (404, 178045), (505, 142436), (707, 101740), (1010, 71218), (1414, 50870), (2020, 35609), (2828, 25435), (3535, 20348), (5087, 14140), (7070, 10174)]