64431080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 171383040

約数和(自身を除く): 106951960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 463, 490, 497, 568, 710, 926, 980, 994, 1420, 1852, 1960, 1988, 2315, 2485, 2840, 3241, 3479, 3704, 3976, 4630, 4970, 6482, 6958, 9260, 9940, 12964, 13916, 16205, 17395, 18520, 19880, 22687, 25928, 27832, 32410, 32873, 34790, 45374, 64820, 65746, 69580, 90748, 113435, 129640, 131492, 139160, 164365, 181496, 226870, 230111, 262984, 328730, 453740, 460222, 657460, 907480, 920444, 1150555, 1314920, 1610777, 1840888, 2301110, 3221554, 4602220, 6443108, 8053885, 9204440, 12886216, 16107770, 32215540, 64431080]

約数ペア:

[(1, 64431080), (2, 32215540), (4, 16107770), (5, 12886216), (7, 9204440), (8, 8053885), (10, 6443108), (14, 4602220), (20, 3221554), (28, 2301110), (35, 1840888), (40, 1610777), (49, 1314920), (56, 1150555), (70, 920444), (71, 907480), (98, 657460), (140, 460222), (142, 453740), (196, 328730), (245, 262984), (280, 230111), (284, 226870), (355, 181496), (392, 164365), (463, 139160), (490, 131492), (497, 129640), (568, 113435), (710, 90748), (926, 69580), (980, 65746), (994, 64820), (1420, 45374), (1852, 34790), (1960, 32873), (1988, 32410), (2315, 27832), (2485, 25928), (2840, 22687), (3241, 19880), (3479, 18520), (3704, 17395), (3976, 16205), (4630, 13916), (4970, 12964), (6482, 9940), (6958, 9260)]