68259745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 88998912

約数和(自身を除く): 20739167

約数列:

[1, 5, 23, 47, 73, 115, 173, 235, 365, 865, 1081, 1679, 3431, 3979, 5405, 8131, 8395, 12629, 17155, 19895, 40655, 63145, 78913, 187013, 290467, 394565, 593563, 935065, 1452335, 2967815, 13651949, 68259745]

約数ペア:

[(1, 68259745), (5, 13651949), (23, 2967815), (47, 1452335), (73, 935065), (115, 593563), (173, 394565), (235, 290467), (365, 187013), (865, 78913), (1081, 63145), (1679, 40655), (3431, 19895), (3979, 17155), (5405, 12629), (8131, 8395)]