80804563180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3636569}}^1$

素因数の和:3636690

約数の個数: 48

約数和(自身を含む): 186948790560

約数和(自身を除く): 106144227380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 22220, 3636569, 7273138, 14546276, 18182845, 36365690, 40002259, 72731380, 80004518, 160009036, 200011295, 367293469, 400022590, 734586938, 800045180, 1469173876, 1836467345, 3672934690, 4040228159, 7345869380, 8080456318, 16160912636, 20201140795, 40402281590, 80804563180]

約数ペア:

[(1, 80804563180), (2, 40402281590), (4, 20201140795), (5, 16160912636), (10, 8080456318), (11, 7345869380), (20, 4040228159), (22, 3672934690), (44, 1836467345), (55, 1469173876), (101, 800045180), (110, 734586938), (202, 400022590), (220, 367293469), (404, 200011295), (505, 160009036), (1010, 80004518), (1111, 72731380), (2020, 40002259), (2222, 36365690), (4444, 18182845), (5555, 14546276), (11110, 7273138), (22220, 3636569)]