81315456

素因数分解:

$2^7\times 3^1\times {\mathrm{367}}^1\times {\mathrm{577}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 216958080

約数和(自身を除く): 135642624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 367, 384, 577, 734, 1101, 1154, 1468, 1731, 2202, 2308, 2936, 3462, 4404, 4616, 5872, 6924, 8808, 9232, 11744, 13848, 17616, 18464, 23488, 27696, 35232, 36928, 46976, 55392, 70464, 73856, 110784, 140928, 211759, 221568, 423518, 635277, 847036, 1270554, 1694072, 2541108, 3388144, 5082216, 6776288, 10164432, 13552576, 20328864, 27105152, 40657728, 81315456]

約数ペア:

[(1, 81315456), (2, 40657728), (3, 27105152), (4, 20328864), (6, 13552576), (8, 10164432), (12, 6776288), (16, 5082216), (24, 3388144), (32, 2541108), (48, 1694072), (64, 1270554), (96, 847036), (128, 635277), (192, 423518), (367, 221568), (384, 211759), (577, 140928), (734, 110784), (1101, 73856), (1154, 70464), (1468, 55392), (1731, 46976), (2202, 36928), (2308, 35232), (2936, 27696), (3462, 23488), (4404, 18464), (4616, 17616), (5872, 13848), (6924, 11744), (8808, 9232)]