49920125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{21019}}^1$

素因数の和:21053

約数の個数: 16

約数和(自身を含む): 65582400

約数和(自身を除く): 15662275

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 21019, 105095, 399361, 525475, 1996805, 2627375, 9984025, 49920125]

約数ペア:

[(1, 49920125), (5, 9984025), (19, 2627375), (25, 1996805), (95, 525475), (125, 399361), (475, 105095), (2375, 21019)]