71223824

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 168655872

約数和(自身を除く): 97432048

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 172, 184, 301, 322, 344, 368, 602, 643, 644, 688, 989, 1204, 1286, 1288, 1978, 2408, 2572, 2576, 3956, 4501, 4816, 5144, 6923, 7912, 9002, 10288, 13846, 14789, 15824, 18004, 27649, 27692, 29578, 36008, 55298, 55384, 59156, 72016, 103523, 110596, 110768, 118312, 193543, 207046, 221192, 236624, 387086, 414092, 442384, 635927, 774172, 828184, 1271854, 1548344, 1656368, 2543708, 3096688, 4451489, 5087416, 8902978, 10174832, 17805956, 35611912, 71223824]

約数ペア:

[(1, 71223824), (2, 35611912), (4, 17805956), (7, 10174832), (8, 8902978), (14, 5087416), (16, 4451489), (23, 3096688), (28, 2543708), (43, 1656368), (46, 1548344), (56, 1271854), (86, 828184), (92, 774172), (112, 635927), (161, 442384), (172, 414092), (184, 387086), (301, 236624), (322, 221192), (344, 207046), (368, 193543), (602, 118312), (643, 110768), (644, 110596), (688, 103523), (989, 72016), (1204, 59156), (1286, 55384), (1288, 55298), (1978, 36008), (2408, 29578), (2572, 27692), (2576, 27649), (3956, 18004), (4501, 15824), (4816, 14789), (5144, 13846), (6923, 10288), (7912, 9002)]