31109440

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1535

約数の個数: 56

約数和(自身を含む): 75236832

約数和(自身を除く): 44127392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 1451, 2144, 2680, 2902, 4288, 5360, 5804, 7255, 10720, 11608, 14510, 21440, 23216, 29020, 46432, 58040, 92864, 97217, 116080, 194434, 232160, 388868, 464320, 486085, 777736, 972170, 1555472, 1944340, 3110944, 3888680, 6221888, 7777360, 15554720, 31109440]

約数ペア:

[(1, 31109440), (2, 15554720), (4, 7777360), (5, 6221888), (8, 3888680), (10, 3110944), (16, 1944340), (20, 1555472), (32, 972170), (40, 777736), (64, 486085), (67, 464320), (80, 388868), (134, 232160), (160, 194434), (268, 116080), (320, 97217), (335, 92864), (536, 58040), (670, 46432), (1072, 29020), (1340, 23216), (1451, 21440), (2144, 14510), (2680, 11608), (2902, 10720), (4288, 7255), (5360, 5804)]