80705650

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{15671}}^1$

素因数の和:15786

約数の個数: 24

約数和(自身を含む): 151579584

約数和(自身を除く): 70873934

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 15671, 31342, 78355, 156710, 391775, 783550, 1614113, 3228226, 8070565, 16141130, 40352825, 80705650]

約数ペア:

[(1, 80705650), (2, 40352825), (5, 16141130), (10, 8070565), (25, 3228226), (50, 1614113), (103, 783550), (206, 391775), (515, 156710), (1030, 78355), (2575, 31342), (5150, 15671)]