87581368

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 197429760

約数和(自身を除く): 109848392

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 56, 74, 86, 148, 172, 259, 296, 301, 344, 518, 602, 983, 1036, 1204, 1591, 1966, 2072, 2408, 3182, 3932, 6364, 6881, 7864, 11137, 12728, 13762, 22274, 27524, 36371, 42269, 44548, 55048, 72742, 84538, 89096, 145484, 169076, 254597, 290968, 295883, 338152, 509194, 591766, 1018388, 1183532, 1563953, 2036776, 2367064, 3127906, 6255812, 10947671, 12511624, 21895342, 43790684, 87581368]

約数ペア:

[(1, 87581368), (2, 43790684), (4, 21895342), (7, 12511624), (8, 10947671), (14, 6255812), (28, 3127906), (37, 2367064), (43, 2036776), (56, 1563953), (74, 1183532), (86, 1018388), (148, 591766), (172, 509194), (259, 338152), (296, 295883), (301, 290968), (344, 254597), (518, 169076), (602, 145484), (983, 89096), (1036, 84538), (1204, 72742), (1591, 55048), (1966, 44548), (2072, 42269), (2408, 36371), (3182, 27524), (3932, 22274), (6364, 13762), (6881, 12728), (7864, 11137)]