256162010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1153}}^1\times {\mathrm{1709}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 497281680

約数和(自身を除く): 241119670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1153, 1709, 2306, 3418, 5765, 8545, 11530, 14989, 17090, 22217, 29978, 44434, 74945, 111085, 149890, 222170, 1970477, 3940954, 9852385, 19704770, 25616201, 51232402, 128081005, 256162010]

約数ペア:

[(1, 256162010), (2, 128081005), (5, 51232402), (10, 25616201), (13, 19704770), (26, 9852385), (65, 3940954), (130, 1970477), (1153, 222170), (1709, 149890), (2306, 111085), (3418, 74945), (5765, 44434), (8545, 29978), (11530, 22217), (14989, 17090)]