51656345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 70990080

約数和(自身を除く): 19333735

約数列:

[1, 5, 13, 19, 65, 95, 151, 247, 277, 755, 1235, 1385, 1963, 2869, 3601, 5263, 9815, 14345, 18005, 26315, 37297, 41827, 68419, 186485, 209135, 342095, 543751, 794713, 2718755, 3973565, 10331269, 51656345]

約数ペア:

[(1, 51656345), (5, 10331269), (13, 3973565), (19, 2718755), (65, 794713), (95, 543751), (151, 342095), (247, 209135), (277, 186485), (755, 68419), (1235, 41827), (1385, 37297), (1963, 26315), (2869, 18005), (3601, 14345), (5263, 9815)]