259815565490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{153737021}}^1$

素因数の和:153737054

約数の個数: 24

約数和(自身を含む): 506409750468

約数和(自身を除く): 246594184978

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 153737021, 307474042, 768685105, 1537370210, 1998581273, 3997162546, 9992906365, 19985812730, 25981556549, 51963113098, 129907782745, 259815565490]

約数ペア:

[(1, 259815565490), (2, 129907782745), (5, 51963113098), (10, 25981556549), (13, 19985812730), (26, 9992906365), (65, 3997162546), (130, 1998581273), (169, 1537370210), (338, 768685105), (845, 307474042), (1690, 153737021)]