83680915

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{4001}}^1$

素因数の和:4142

約数の個数: 16

約数和(自身を含む): 103731840

約数和(自身を除く): 20050925

約数列:

[1, 5, 47, 89, 235, 445, 4001, 4183, 20005, 20915, 188047, 356089, 940235, 1780445, 16736183, 83680915]

約数ペア:

[(1, 83680915), (5, 16736183), (47, 1780445), (89, 940235), (235, 356089), (445, 188047), (4001, 20915), (4183, 20005)]