81727328

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{23431}}^1$

素因数の和:23550

約数の個数: 24

約数和(自身を含む): 162383760

約数和(自身を除く): 80656432

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 23431, 46862, 93724, 187448, 374896, 749792, 2553979, 5107958, 10215916, 20431832, 40863664, 81727328]

約数ペア:

[(1, 81727328), (2, 40863664), (4, 20431832), (8, 10215916), (16, 5107958), (32, 2553979), (109, 749792), (218, 374896), (436, 187448), (872, 93724), (1744, 46862), (3488, 23431)]