87781210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{859}}^1\times {\mathrm{929}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 172756800

約数和(自身を除く): 84975590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 859, 929, 1718, 1858, 4295, 4645, 8590, 9290, 9449, 10219, 18898, 20438, 47245, 51095, 94490, 102190, 798011, 1596022, 3990055, 7980110, 8778121, 17556242, 43890605, 87781210]

約数ペア:

[(1, 87781210), (2, 43890605), (5, 17556242), (10, 8778121), (11, 7980110), (22, 3990055), (55, 1596022), (110, 798011), (859, 102190), (929, 94490), (1718, 51095), (1858, 47245), (4295, 20438), (4645, 18898), (8590, 10219), (9290, 9449)]