55658125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 40

約数和(自身を含む): 75600800

約数和(自身を除く): 19942675

約数列:

[1, 5, 19, 25, 43, 95, 109, 125, 215, 475, 545, 625, 817, 1075, 2071, 2375, 2725, 4085, 4687, 5375, 10355, 11875, 13625, 20425, 23435, 26875, 51775, 68125, 89053, 102125, 117175, 258875, 445265, 510625, 585875, 1294375, 2226325, 2929375, 11131625, 55658125]

約数ペア:

[(1, 55658125), (5, 11131625), (19, 2929375), (25, 2226325), (43, 1294375), (95, 585875), (109, 510625), (125, 445265), (215, 258875), (475, 117175), (545, 102125), (625, 89053), (817, 68125), (1075, 51775), (2071, 26875), (2375, 23435), (2725, 20425), (4085, 13625), (4687, 11875), (5375, 10355)]