2149798975

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{54049}}^1$

素因数の和:54139

約数の個数: 24

約数和(自身を含む): 2801519600

約数和(自身を除く): 651720625

約数列:

[1, 5, 25, 37, 43, 185, 215, 925, 1075, 1591, 7955, 39775, 54049, 270245, 1351225, 1999813, 2324107, 9999065, 11620535, 49995325, 58102675, 85991959, 429959795, 2149798975]

約数ペア:

[(1, 2149798975), (5, 429959795), (25, 85991959), (37, 58102675), (43, 49995325), (185, 11620535), (215, 9999065), (925, 2324107), (1075, 1999813), (1591, 1351225), (7955, 270245), (39775, 54049)]