80039200

素因数分解:

$2^5\times 5^2\times {\mathrm{100049}}^1$

素因数の和:100069

約数の個数: 36

約数和(自身を含む): 195397650

約数和(自身を除く): 115358450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 100049, 200098, 400196, 500245, 800392, 1000490, 1600784, 2000980, 2501225, 3201568, 4001960, 5002450, 8003920, 10004900, 16007840, 20009800, 40019600, 80039200]

約数ペア:

[(1, 80039200), (2, 40019600), (4, 20009800), (5, 16007840), (8, 10004900), (10, 8003920), (16, 5002450), (20, 4001960), (25, 3201568), (32, 2501225), (40, 2000980), (50, 1600784), (80, 1000490), (100, 800392), (160, 500245), (200, 400196), (400, 200098), (800, 100049)]