78893815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1433}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 128165184

約数和(自身を除く): 49271369

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 121, 143, 385, 455, 605, 715, 847, 1001, 1433, 1573, 4235, 5005, 7165, 7865, 10031, 11011, 15763, 18629, 50155, 55055, 78815, 93145, 110341, 130403, 173393, 204919, 551705, 652015, 866965, 1024595, 1213751, 1434433, 2254109, 6068755, 7172165, 11270545, 15778763, 78893815]

約数ペア:

[(1, 78893815), (5, 15778763), (7, 11270545), (11, 7172165), (13, 6068755), (35, 2254109), (55, 1434433), (65, 1213751), (77, 1024595), (91, 866965), (121, 652015), (143, 551705), (385, 204919), (455, 173393), (605, 130403), (715, 110341), (847, 93145), (1001, 78815), (1433, 55055), (1573, 50155), (4235, 18629), (5005, 15763), (7165, 11011), (7865, 10031)]