129352730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{3541}}^1$

素因数の和:3842

約数の個数: 32

約数和(自身を含む): 251708688

約数和(自身を除く): 122355958

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3541, 3653, 7082, 7306, 17705, 18265, 35410, 36530, 46033, 92066, 230165, 460330, 995021, 1990042, 4975105, 9950210, 12935273, 25870546, 64676365, 129352730]

約数ペア:

[(1, 129352730), (2, 64676365), (5, 25870546), (10, 12935273), (13, 9950210), (26, 4975105), (65, 1990042), (130, 995021), (281, 460330), (562, 230165), (1405, 92066), (2810, 46033), (3541, 36530), (3653, 35410), (7082, 18265), (7306, 17705)]