897720160

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{18041}}^1$

素因数の和:18367

約数の個数: 48

約数和(自身を含む): 2127801312

約数和(自身を除く): 1230081152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 9952, 12440, 18041, 24880, 36082, 49760, 72164, 90205, 144328, 180410, 288656, 360820, 577312, 721640, 1443280, 2886560, 5610751, 11221502, 22443004, 28053755, 44886008, 56107510, 89772016, 112215020, 179544032, 224430040, 448860080, 897720160]

約数ペア:

[(1, 897720160), (2, 448860080), (4, 224430040), (5, 179544032), (8, 112215020), (10, 89772016), (16, 56107510), (20, 44886008), (32, 28053755), (40, 22443004), (80, 11221502), (160, 5610751), (311, 2886560), (622, 1443280), (1244, 721640), (1555, 577312), (2488, 360820), (3110, 288656), (4976, 180410), (6220, 144328), (9952, 90205), (12440, 72164), (18041, 49760), (24880, 36082)]