31367310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80429}}^1$

素因数の和:80452

約数の個数: 32

約数和(自身を含む): 81073440

約数和(自身を除く): 49706130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80429, 160858, 241287, 402145, 482574, 804290, 1045577, 1206435, 2091154, 2412870, 3136731, 5227885, 6273462, 10455770, 15683655, 31367310]

約数ペア:

[(1, 31367310), (2, 15683655), (3, 10455770), (5, 6273462), (6, 5227885), (10, 3136731), (13, 2412870), (15, 2091154), (26, 1206435), (30, 1045577), (39, 804290), (65, 482574), (78, 402145), (130, 241287), (195, 160858), (390, 80429)]