67044020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{81761}}^1$

素因数の和:81811

約数の個数: 24

約数和(自身を含む): 144228168

約数和(自身を除く): 77184148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 81761, 163522, 327044, 408805, 817610, 1635220, 3352201, 6704402, 13408804, 16761005, 33522010, 67044020]

約数ペア:

[(1, 67044020), (2, 33522010), (4, 16761005), (5, 13408804), (10, 6704402), (20, 3352201), (41, 1635220), (82, 817610), (164, 408805), (205, 327044), (410, 163522), (820, 81761)]