81849530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 184343040

約数和(自身を除く): 102493510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 79, 82, 95, 133, 158, 190, 205, 266, 287, 361, 395, 410, 553, 574, 665, 722, 779, 790, 1106, 1330, 1435, 1501, 1558, 1805, 2527, 2765, 2870, 3002, 3239, 3610, 3895, 5054, 5453, 5530, 6478, 7505, 7790, 10507, 10906, 12635, 14801, 15010, 16195, 21014, 22673, 25270, 27265, 28519, 29602, 32390, 45346, 52535, 54530, 57038, 61541, 74005, 103607, 105070, 113365, 123082, 142595, 148010, 199633, 207214, 226730, 285190, 307705, 399266, 430787, 518035, 615410, 861574, 998165, 1036070, 1169279, 1996330, 2153935, 2338558, 4307870, 5846395, 8184953, 11692790, 16369906, 40924765, 81849530]

約数ペア:

[(1, 81849530), (2, 40924765), (5, 16369906), (7, 11692790), (10, 8184953), (14, 5846395), (19, 4307870), (35, 2338558), (38, 2153935), (41, 1996330), (70, 1169279), (79, 1036070), (82, 998165), (95, 861574), (133, 615410), (158, 518035), (190, 430787), (205, 399266), (266, 307705), (287, 285190), (361, 226730), (395, 207214), (410, 199633), (553, 148010), (574, 142595), (665, 123082), (722, 113365), (779, 105070), (790, 103607), (1106, 74005), (1330, 61541), (1435, 57038), (1501, 54530), (1558, 52535), (1805, 45346), (2527, 32390), (2765, 29602), (2870, 28519), (3002, 27265), (3239, 25270), (3610, 22673), (3895, 21014), (5054, 16195), (5453, 15010), (5530, 14801), (6478, 12635), (7505, 10906), (7790, 10507)]