2110256875

素因数分解:

$5^4\times {\mathrm{61}}^1\times {\mathrm{55351}}^1$

素因数の和:55432

約数の個数: 20

約数和(自身を含む): 2680254544

約数和(自身を除く): 569997669

約数列:

[1, 5, 25, 61, 125, 305, 625, 1525, 7625, 38125, 55351, 276755, 1383775, 3376411, 6918875, 16882055, 34594375, 84410275, 422051375, 2110256875]

約数ペア:

[(1, 2110256875), (5, 422051375), (25, 84410275), (61, 34594375), (125, 16882055), (305, 6918875), (625, 3376411), (1525, 1383775), (7625, 276755), (38125, 55351)]