61271605

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{877}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 74910960

約数和(自身を除く): 13639355

約数列:

[1, 5, 89, 157, 445, 785, 877, 4385, 13973, 69865, 78053, 137689, 390265, 688445, 12254321, 61271605]

約数ペア:

[(1, 61271605), (5, 12254321), (89, 688445), (157, 390265), (445, 137689), (785, 78053), (877, 69865), (4385, 13973)]