129261058840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{24668141}}^1$

素因数の和:24668283

約数の個数: 32

約数和(自身を含む): 293057526960

約数和(自身を除く): 163796468120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 24668141, 49336282, 98672564, 123340705, 197345128, 246681410, 493362820, 986725640, 3231526471, 6463052942, 12926105884, 16157632355, 25852211768, 32315264710, 64630529420, 129261058840]

約数ペア:

[(1, 129261058840), (2, 64630529420), (4, 32315264710), (5, 25852211768), (8, 16157632355), (10, 12926105884), (20, 6463052942), (40, 3231526471), (131, 986725640), (262, 493362820), (524, 246681410), (655, 197345128), (1048, 123340705), (1310, 98672564), (2620, 49336282), (5240, 24668141)]