78748656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3390

約数の個数: 80

約数和(自身を含む): 235842048

約数和(自身を除く): 157093392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1491, 1704, 1988, 2982, 3301, 3408, 3976, 5964, 6602, 7952, 9903, 11928, 13204, 19806, 23107, 23856, 26408, 39612, 46214, 52816, 69321, 79224, 92428, 138642, 158448, 184856, 234371, 277284, 369712, 468742, 554568, 703113, 937484, 1109136, 1406226, 1640597, 1874968, 2812452, 3281194, 3749936, 4921791, 5624904, 6562388, 9843582, 11249808, 13124776, 19687164, 26249552, 39374328, 78748656]

約数ペア:

[(1, 78748656), (2, 39374328), (3, 26249552), (4, 19687164), (6, 13124776), (7, 11249808), (8, 9843582), (12, 6562388), (14, 5624904), (16, 4921791), (21, 3749936), (24, 3281194), (28, 2812452), (42, 1874968), (48, 1640597), (56, 1406226), (71, 1109136), (84, 937484), (112, 703113), (142, 554568), (168, 468742), (213, 369712), (284, 277284), (336, 234371), (426, 184856), (497, 158448), (568, 138642), (852, 92428), (994, 79224), (1136, 69321), (1491, 52816), (1704, 46214), (1988, 39612), (2982, 26408), (3301, 23856), (3408, 23107), (3976, 19806), (5964, 13204), (6602, 11928), (7952, 9903)]