71127620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 154441728

約数和(自身を除く): 83314108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 683, 820, 1270, 1366, 2540, 2732, 3415, 5207, 6830, 10414, 13660, 20828, 26035, 28003, 52070, 56006, 86741, 104140, 112012, 140015, 173482, 280030, 346964, 433705, 560060, 867410, 1734820, 3556381, 7112762, 14225524, 17781905, 35563810, 71127620]

約数ペア:

[(1, 71127620), (2, 35563810), (4, 17781905), (5, 14225524), (10, 7112762), (20, 3556381), (41, 1734820), (82, 867410), (127, 560060), (164, 433705), (205, 346964), (254, 280030), (410, 173482), (508, 140015), (635, 112012), (683, 104140), (820, 86741), (1270, 56006), (1366, 52070), (2540, 28003), (2732, 26035), (3415, 20828), (5207, 13660), (6830, 10414)]