81646656

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4673}}^1$

素因数の和:4708

約数の個数: 112

約数和(自身を含む): 265931904

約数和(自身を除く): 184285248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1248, 1344, 1456, 2184, 2496, 2912, 4368, 4673, 5824, 8736, 9346, 14019, 17472, 18692, 28038, 32711, 37384, 56076, 60749, 65422, 74768, 98133, 112152, 121498, 130844, 149536, 182247, 196266, 224304, 242996, 261688, 299072, 364494, 392532, 425243, 448608, 485992, 523376, 728988, 785064, 850486, 897216, 971984, 1046752, 1275729, 1457976, 1570128, 1700972, 1943968, 2093504, 2551458, 2915952, 3140256, 3401944, 3887936, 5102916, 5831904, 6280512, 6803888, 10205832, 11663808, 13607776, 20411664, 27215552, 40823328, 81646656]

約数ペア:

[(1, 81646656), (2, 40823328), (3, 27215552), (4, 20411664), (6, 13607776), (7, 11663808), (8, 10205832), (12, 6803888), (13, 6280512), (14, 5831904), (16, 5102916), (21, 3887936), (24, 3401944), (26, 3140256), (28, 2915952), (32, 2551458), (39, 2093504), (42, 1943968), (48, 1700972), (52, 1570128), (56, 1457976), (64, 1275729), (78, 1046752), (84, 971984), (91, 897216), (96, 850486), (104, 785064), (112, 728988), (156, 523376), (168, 485992), (182, 448608), (192, 425243), (208, 392532), (224, 364494), (273, 299072), (312, 261688), (336, 242996), (364, 224304), (416, 196266), (448, 182247), (546, 149536), (624, 130844), (672, 121498), (728, 112152), (832, 98133), (1092, 74768), (1248, 65422), (1344, 60749), (1456, 56076), (2184, 37384), (2496, 32711), (2912, 28038), (4368, 18692), (4673, 17472), (5824, 14019), (8736, 9346)]