78880672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{189617}}^1$

素因数の和:189640

約数の個数: 24

約数和(自身を含む): 167243076

約数和(自身を除く): 88362404

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 189617, 379234, 758468, 1516936, 2465021, 3033872, 4930042, 6067744, 9860084, 19720168, 39440336, 78880672]

約数ペア:

[(1, 78880672), (2, 39440336), (4, 19720168), (8, 9860084), (13, 6067744), (16, 4930042), (26, 3033872), (32, 2465021), (52, 1516936), (104, 758468), (208, 379234), (416, 189617)]