54213325

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 74638080

約数和(自身を除く): 20424755

約数列:

[1, 5, 25, 29, 37, 43, 47, 145, 185, 215, 235, 725, 925, 1073, 1075, 1175, 1247, 1363, 1591, 1739, 2021, 5365, 6235, 6815, 7955, 8695, 10105, 26825, 31175, 34075, 39775, 43475, 46139, 50431, 50525, 58609, 74777, 230695, 252155, 293045, 373885, 1153475, 1260775, 1465225, 1869425, 2168533, 10842665, 54213325]

約数ペア:

[(1, 54213325), (5, 10842665), (25, 2168533), (29, 1869425), (37, 1465225), (43, 1260775), (47, 1153475), (145, 373885), (185, 293045), (215, 252155), (235, 230695), (725, 74777), (925, 58609), (1073, 50525), (1075, 50431), (1175, 46139), (1247, 43475), (1363, 39775), (1591, 34075), (1739, 31175), (2021, 26825), (5365, 10105), (6235, 8695), (6815, 7955)]