84680905

素因数分解:

$5^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 102896640

約数和(自身を除く): 18215735

約数列:

[1, 5, 173, 223, 439, 865, 1115, 2195, 38579, 75947, 97897, 192895, 379735, 489485, 16936181, 84680905]

約数ペア:

[(1, 84680905), (5, 16936181), (173, 489485), (223, 379735), (439, 192895), (865, 97897), (1115, 75947), (2195, 38579)]