78000019775

素因数分解:

$5^2\times {\mathrm{619}}^1\times {\mathrm{5040389}}^1$

素因数の和:5041018

約数の個数: 12

約数和(自身を含む): 96876295800

約数和(自身を除く): 18876276025

約数列:

[1, 5, 25, 619, 3095, 15475, 5040389, 25201945, 126009725, 3120000791, 15600003955, 78000019775]

約数ペア:

[(1, 78000019775), (5, 15600003955), (25, 3120000791), (619, 126009725), (3095, 25201945), (15475, 5040389)]