80338688

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 171696000

約数和(自身を除く): 91357312

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 128, 152, 166, 199, 256, 304, 332, 398, 608, 664, 796, 1216, 1328, 1577, 1592, 2432, 2656, 3154, 3184, 3781, 4864, 5312, 6308, 6368, 7562, 10624, 12616, 12736, 15124, 16517, 21248, 25232, 25472, 30248, 33034, 50464, 50944, 60496, 66068, 100928, 120992, 132136, 201856, 241984, 264272, 313823, 403712, 483968, 528544, 627646, 967936, 1057088, 1255292, 2114176, 2510584, 4228352, 5021168, 10042336, 20084672, 40169344, 80338688]

約数ペア:

[(1, 80338688), (2, 40169344), (4, 20084672), (8, 10042336), (16, 5021168), (19, 4228352), (32, 2510584), (38, 2114176), (64, 1255292), (76, 1057088), (83, 967936), (128, 627646), (152, 528544), (166, 483968), (199, 403712), (256, 313823), (304, 264272), (332, 241984), (398, 201856), (608, 132136), (664, 120992), (796, 100928), (1216, 66068), (1328, 60496), (1577, 50944), (1592, 50464), (2432, 33034), (2656, 30248), (3154, 25472), (3184, 25232), (3781, 21248), (4864, 16517), (5312, 15124), (6308, 12736), (6368, 12616), (7562, 10624)]