812420128130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{17906549}}^1$

素因数の和:17906918

約数の個数: 32

約数和(自身を含む): 1579357710000

約数和(自身を除く): 766937581870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 1745, 3490, 4537, 9074, 22685, 45370, 17906549, 35813098, 89532745, 179065490, 232785137, 465570274, 1163925685, 2327851370, 6249385601, 12498771202, 31246928005, 62493856010, 81242012813, 162484025626, 406210064065, 812420128130]

約数ペア:

[(1, 812420128130), (2, 406210064065), (5, 162484025626), (10, 81242012813), (13, 62493856010), (26, 31246928005), (65, 12498771202), (130, 6249385601), (349, 2327851370), (698, 1163925685), (1745, 465570274), (3490, 232785137), (4537, 179065490), (9074, 89532745), (22685, 35813098), (45370, 17906549)]