88517120

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 80

約数和(自身を含む): 215664768

約数和(自身を除く): 127147648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 487, 512, 568, 640, 710, 974, 1136, 1280, 1420, 1948, 2272, 2435, 2560, 2840, 3896, 4544, 4870, 5680, 7792, 9088, 9740, 11360, 15584, 18176, 19480, 22720, 31168, 34577, 36352, 38960, 45440, 62336, 69154, 77920, 90880, 124672, 138308, 155840, 172885, 181760, 249344, 276616, 311680, 345770, 553232, 623360, 691540, 1106464, 1246720, 1383080, 2212928, 2766160, 4425856, 5532320, 8851712, 11064640, 17703424, 22129280, 44258560, 88517120]

約数ペア:

[(1, 88517120), (2, 44258560), (4, 22129280), (5, 17703424), (8, 11064640), (10, 8851712), (16, 5532320), (20, 4425856), (32, 2766160), (40, 2212928), (64, 1383080), (71, 1246720), (80, 1106464), (128, 691540), (142, 623360), (160, 553232), (256, 345770), (284, 311680), (320, 276616), (355, 249344), (487, 181760), (512, 172885), (568, 155840), (640, 138308), (710, 124672), (974, 90880), (1136, 77920), (1280, 69154), (1420, 62336), (1948, 45440), (2272, 38960), (2435, 36352), (2560, 34577), (2840, 31168), (3896, 22720), (4544, 19480), (4870, 18176), (5680, 15584), (7792, 11360), (9088, 9740)]