254126210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{2281}}^1$

素因数の和:3158

約数の個数: 32

約数和(自身を含む): 493404912

約数和(自身を除く): 239278702

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 857, 1714, 2281, 4285, 4562, 8570, 11141, 11405, 22282, 22810, 29653, 55705, 59306, 111410, 148265, 296530, 1954817, 3909634, 9774085, 19548170, 25412621, 50825242, 127063105, 254126210]

約数ペア:

[(1, 254126210), (2, 127063105), (5, 50825242), (10, 25412621), (13, 19548170), (26, 9774085), (65, 3909634), (130, 1954817), (857, 296530), (1714, 148265), (2281, 111410), (4285, 59306), (4562, 55705), (8570, 29653), (11141, 22810), (11405, 22282)]