165999160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 386104320

約数和(自身を除く): 220105160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 635, 797, 820, 1016, 1270, 1594, 1640, 2540, 3188, 3985, 5080, 5207, 6376, 7970, 10414, 15940, 20828, 26035, 31880, 32677, 41656, 52070, 65354, 101219, 104140, 130708, 163385, 202438, 208280, 261416, 326770, 404876, 506095, 653540, 809752, 1012190, 1307080, 2024380, 4048760, 4149979, 8299958, 16599916, 20749895, 33199832, 41499790, 82999580, 165999160]

約数ペア:

[(1, 165999160), (2, 82999580), (4, 41499790), (5, 33199832), (8, 20749895), (10, 16599916), (20, 8299958), (40, 4149979), (41, 4048760), (82, 2024380), (127, 1307080), (164, 1012190), (205, 809752), (254, 653540), (328, 506095), (410, 404876), (508, 326770), (635, 261416), (797, 208280), (820, 202438), (1016, 163385), (1270, 130708), (1594, 104140), (1640, 101219), (2540, 65354), (3188, 52070), (3985, 41656), (5080, 32677), (5207, 31880), (6376, 26035), (7970, 20828), (10414, 15940)]