813075770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{17921}}^1$

素因数の和:18290

約数の個数: 32

約数和(自身を含む): 1580720400

約数和(自身を除く): 767644630

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 1745, 3490, 4537, 9074, 17921, 22685, 35842, 45370, 89605, 179210, 232973, 465946, 1164865, 2329730, 6254429, 12508858, 31272145, 62544290, 81307577, 162615154, 406537885, 813075770]

約数ペア:

[(1, 813075770), (2, 406537885), (5, 162615154), (10, 81307577), (13, 62544290), (26, 31272145), (65, 12508858), (130, 6254429), (349, 2329730), (698, 1164865), (1745, 465946), (3490, 232973), (4537, 179210), (9074, 89605), (17921, 45370), (22685, 35842)]