72103675

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13291}}^1$

素因数の和:13339

約数の個数: 24

約数和(自身を含む): 105485312

約数和(自身を除く): 33381637

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 13291, 66455, 93037, 332275, 412021, 465185, 2060105, 2325925, 2884147, 10300525, 14420735, 72103675]

約数ペア:

[(1, 72103675), (5, 14420735), (7, 10300525), (25, 2884147), (31, 2325925), (35, 2060105), (155, 465185), (175, 412021), (217, 332275), (775, 93037), (1085, 66455), (5425, 13291)]