249856960

素因数分解:

$2^6\times 5^1\times {\mathrm{780803}}^1$

素因数の和:780820

約数の個数: 28

約数和(自身を含む): 594972648

約数和(自身を除く): 345115688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 780803, 1561606, 3123212, 3904015, 6246424, 7808030, 12492848, 15616060, 24985696, 31232120, 49971392, 62464240, 124928480, 249856960]

約数ペア:

[(1, 249856960), (2, 124928480), (4, 62464240), (5, 49971392), (8, 31232120), (10, 24985696), (16, 15616060), (20, 12492848), (32, 7808030), (40, 6246424), (64, 3904015), (80, 3123212), (160, 1561606), (320, 780803)]