128265848

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 262656000

約数和(自身を除く): 134390152

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 113, 124, 184, 199, 226, 248, 398, 452, 713, 796, 904, 1426, 1592, 2599, 2852, 3503, 4577, 5198, 5704, 6169, 7006, 9154, 10396, 12338, 14012, 18308, 20792, 22487, 24676, 28024, 36616, 44974, 49352, 80569, 89948, 141887, 161138, 179896, 283774, 322276, 517201, 567548, 644552, 697097, 1034402, 1135096, 1394194, 2068804, 2788388, 4137608, 5576776, 16033231, 32066462, 64132924, 128265848]

約数ペア:

[(1, 128265848), (2, 64132924), (4, 32066462), (8, 16033231), (23, 5576776), (31, 4137608), (46, 2788388), (62, 2068804), (92, 1394194), (113, 1135096), (124, 1034402), (184, 697097), (199, 644552), (226, 567548), (248, 517201), (398, 322276), (452, 283774), (713, 179896), (796, 161138), (904, 141887), (1426, 89948), (1592, 80569), (2599, 49352), (2852, 44974), (3503, 36616), (4577, 28024), (5198, 24676), (5704, 22487), (6169, 20792), (7006, 18308), (9154, 14012), (10396, 12338)]