20196645125

素因数分解:

$5^3\times {\mathrm{7507}}^1\times {\mathrm{21523}}^1$

素因数の和:29045

約数の個数: 16

約数和(自身を含む): 25209941952

約数和(自身を除く): 5013296827

約数列:

[1, 5, 25, 125, 7507, 21523, 37535, 107615, 187675, 538075, 938375, 2690375, 161573161, 807865805, 4039329025, 20196645125]

約数ペア:

[(1, 20196645125), (5, 4039329025), (25, 807865805), (125, 161573161), (7507, 2690375), (21523, 938375), (37535, 538075), (107615, 187675)]