38780005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3079}}^1$

素因数の和:3324

約数の個数: 16

約数和(自身を含む): 51004800

約数和(自身を除く): 12224795

約数列:

[1, 5, 11, 55, 229, 1145, 2519, 3079, 12595, 15395, 33869, 169345, 705091, 3525455, 7756001, 38780005]

約数ペア:

[(1, 38780005), (5, 7756001), (11, 3525455), (55, 705091), (229, 169345), (1145, 33869), (2519, 15395), (3079, 12595)]