4155005

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 5157120

約数和(自身を除く): 1002115

約数列:

[1, 5, 67, 79, 157, 335, 395, 785, 5293, 10519, 12403, 26465, 52595, 62015, 831001, 4155005]

約数ペア:

[(1, 4155005), (5, 831001), (67, 62015), (79, 52595), (157, 26465), (335, 12403), (395, 10519), (785, 5293)]