81620036

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{743}}^1\times {\mathrm{947}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 148115520

約数和(自身を除く): 66495484

約数列:

[1, 2, 4, 29, 58, 116, 743, 947, 1486, 1894, 2972, 3788, 21547, 27463, 43094, 54926, 86188, 109852, 703621, 1407242, 2814484, 20405009, 40810018, 81620036]

約数ペア:

[(1, 81620036), (2, 40810018), (4, 20405009), (29, 2814484), (58, 1407242), (116, 703621), (743, 109852), (947, 86188), (1486, 54926), (1894, 43094), (2972, 27463), (3788, 21547)]