78881125

素因数分解:

$5^3\times {\mathrm{83}}^1\times {\mathrm{7603}}^1$

素因数の和:7701

約数の個数: 16

約数和(自身を含む): 99642816

約数和(自身を除く): 20761691

約数列:

[1, 5, 25, 83, 125, 415, 2075, 7603, 10375, 38015, 190075, 631049, 950375, 3155245, 15776225, 78881125]

約数ペア:

[(1, 78881125), (5, 15776225), (25, 3155245), (83, 950375), (125, 631049), (415, 190075), (2075, 38015), (7603, 10375)]