78810005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{10501}}^1$

素因数の和:10604

約数の個数: 16

約数和(自身を含む): 100819200

約数和(自身を除く): 22009195

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 10501, 52505, 199519, 829579, 997595, 4147895, 15762001, 78810005]

約数ペア:

[(1, 78810005), (5, 15762001), (19, 4147895), (79, 997595), (95, 829579), (395, 199519), (1501, 52505), (7505, 10501)]