81910270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{14653}}^1$

素因数の和:14716

約数の個数: 32

約数和(自身を含む): 162483552

約数和(自身を除く): 80573282

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 14653, 29306, 73265, 146530, 190489, 380978, 630079, 952445, 1260158, 1904890, 3150395, 6300790, 8191027, 16382054, 40955135, 81910270]

約数ペア:

[(1, 81910270), (2, 40955135), (5, 16382054), (10, 8191027), (13, 6300790), (26, 3150395), (43, 1904890), (65, 1260158), (86, 952445), (130, 630079), (215, 380978), (430, 190489), (559, 146530), (1118, 73265), (2795, 29306), (5590, 14653)]