2015665168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{1109}}^1$

素因数の和:1600

約数の個数: 80

約数和(自身を含む): 4459536000

約数和(自身を除く): 2443870832

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 449, 506, 898, 1012, 1109, 1796, 2024, 2218, 3592, 4048, 4436, 4939, 7184, 8872, 9878, 10327, 12199, 17744, 19756, 20654, 24398, 25507, 39512, 41308, 48796, 51014, 79024, 82616, 97592, 102028, 113597, 165232, 195184, 204056, 227194, 280577, 408112, 454388, 497941, 561154, 908776, 995882, 1122308, 1817552, 1991764, 2244616, 3983528, 4489232, 5477351, 7967056, 10954702, 11452643, 21909404, 22905286, 43818808, 45810572, 87637616, 91621144, 125979073, 183242288, 251958146, 503916292, 1007832584, 2015665168]

約数ペア:

[(1, 2015665168), (2, 1007832584), (4, 503916292), (8, 251958146), (11, 183242288), (16, 125979073), (22, 91621144), (23, 87637616), (44, 45810572), (46, 43818808), (88, 22905286), (92, 21909404), (176, 11452643), (184, 10954702), (253, 7967056), (368, 5477351), (449, 4489232), (506, 3983528), (898, 2244616), (1012, 1991764), (1109, 1817552), (1796, 1122308), (2024, 995882), (2218, 908776), (3592, 561154), (4048, 497941), (4436, 454388), (4939, 408112), (7184, 280577), (8872, 227194), (9878, 204056), (10327, 195184), (12199, 165232), (17744, 113597), (19756, 102028), (20654, 97592), (24398, 82616), (25507, 79024), (39512, 51014), (41308, 48796)]