31783040

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1009

約数の個数: 64

約数和(自身を含む): 77497560

約数和(自身を除く): 45714520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 937, 1060, 1696, 1874, 2120, 3392, 3748, 4240, 4685, 6784, 7496, 8480, 9370, 14992, 16960, 18740, 29984, 33920, 37480, 49661, 59968, 74960, 99322, 119936, 149920, 198644, 248305, 299840, 397288, 496610, 599680, 794576, 993220, 1589152, 1986440, 3178304, 3972880, 6356608, 7945760, 15891520, 31783040]

約数ペア:

[(1, 31783040), (2, 15891520), (4, 7945760), (5, 6356608), (8, 3972880), (10, 3178304), (16, 1986440), (20, 1589152), (32, 993220), (40, 794576), (53, 599680), (64, 496610), (80, 397288), (106, 299840), (128, 248305), (160, 198644), (212, 149920), (265, 119936), (320, 99322), (424, 74960), (530, 59968), (640, 49661), (848, 37480), (937, 33920), (1060, 29984), (1696, 18740), (1874, 16960), (2120, 14992), (3392, 9370), (3748, 8480), (4240, 7496), (4685, 6784)]