55690720

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2657}}^1$

素因数の和:2803

約数の個数: 48

約数和(自身を含む): 132623568

約数和(自身を除く): 76932848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 2657, 4192, 5240, 5314, 10480, 10628, 13285, 20960, 21256, 26570, 42512, 53140, 85024, 106280, 212560, 348067, 425120, 696134, 1392268, 1740335, 2784536, 3480670, 5569072, 6961340, 11138144, 13922680, 27845360, 55690720]

約数ペア:

[(1, 55690720), (2, 27845360), (4, 13922680), (5, 11138144), (8, 6961340), (10, 5569072), (16, 3480670), (20, 2784536), (32, 1740335), (40, 1392268), (80, 696134), (131, 425120), (160, 348067), (262, 212560), (524, 106280), (655, 85024), (1048, 53140), (1310, 42512), (2096, 26570), (2620, 21256), (2657, 20960), (4192, 13285), (5240, 10628), (5314, 10480)]