81139164

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 209563200

約数和(自身を除く): 128424036

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 41, 51, 68, 82, 89, 102, 109, 123, 164, 178, 204, 218, 246, 267, 327, 356, 436, 492, 534, 654, 697, 1068, 1308, 1394, 1513, 1853, 2091, 2788, 3026, 3649, 3706, 4182, 4469, 4539, 5559, 6052, 7298, 7412, 8364, 8938, 9078, 9701, 10947, 11118, 13407, 14596, 17876, 18156, 19402, 21894, 22236, 26814, 29103, 38804, 43788, 53628, 58206, 62033, 75973, 116412, 124066, 151946, 164917, 186099, 227919, 248132, 303892, 329834, 372198, 397741, 455838, 494751, 659668, 744396, 795482, 911676, 989502, 1193223, 1590964, 1979004, 2386446, 4772892, 6761597, 13523194, 20284791, 27046388, 40569582, 81139164]

約数ペア:

[(1, 81139164), (2, 40569582), (3, 27046388), (4, 20284791), (6, 13523194), (12, 6761597), (17, 4772892), (34, 2386446), (41, 1979004), (51, 1590964), (68, 1193223), (82, 989502), (89, 911676), (102, 795482), (109, 744396), (123, 659668), (164, 494751), (178, 455838), (204, 397741), (218, 372198), (246, 329834), (267, 303892), (327, 248132), (356, 227919), (436, 186099), (492, 164917), (534, 151946), (654, 124066), (697, 116412), (1068, 75973), (1308, 62033), (1394, 58206), (1513, 53628), (1853, 43788), (2091, 38804), (2788, 29103), (3026, 26814), (3649, 22236), (3706, 21894), (4182, 19402), (4469, 18156), (4539, 17876), (5559, 14596), (6052, 13407), (7298, 11118), (7412, 10947), (8364, 9701), (8938, 9078)]