12172900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2969}}^1$

素因数の和:3024

約数の個数: 36

約数和(自身を含む): 27068580

約数和(自身を除く): 14895680

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 2969, 4100, 5938, 11876, 14845, 29690, 59380, 74225, 121729, 148450, 243458, 296900, 486916, 608645, 1217290, 2434580, 3043225, 6086450, 12172900]

約数ペア:

[(1, 12172900), (2, 6086450), (4, 3043225), (5, 2434580), (10, 1217290), (20, 608645), (25, 486916), (41, 296900), (50, 243458), (82, 148450), (100, 121729), (164, 74225), (205, 59380), (410, 29690), (820, 14845), (1025, 11876), (2050, 5938), (2969, 4100)]