30171745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 9745055

約数列:

[1, 5, 23, 29, 83, 109, 115, 145, 415, 545, 667, 1909, 2407, 2507, 3161, 3335, 9047, 9545, 12035, 12535, 15805, 45235, 55361, 72703, 208081, 262363, 276805, 363515, 1040405, 1311815, 6034349, 30171745]

約数ペア:

[(1, 30171745), (5, 6034349), (23, 1311815), (29, 1040405), (83, 363515), (109, 276805), (115, 262363), (145, 208081), (415, 72703), (545, 55361), (667, 45235), (1909, 15805), (2407, 12535), (2507, 12035), (3161, 9545), (3335, 9047)]