1223641900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{941263}}^1$

素因数の和:941290

約数の個数: 36

約数和(自身を含む): 2859560032

約数和(自身を除く): 1635918132

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 941263, 1882526, 3765052, 4706315, 9412630, 12236419, 18825260, 23531575, 24472838, 47063150, 48945676, 61182095, 94126300, 122364190, 244728380, 305910475, 611820950, 1223641900]

約数ペア:

[(1, 1223641900), (2, 611820950), (4, 305910475), (5, 244728380), (10, 122364190), (13, 94126300), (20, 61182095), (25, 48945676), (26, 47063150), (50, 24472838), (52, 23531575), (65, 18825260), (100, 12236419), (130, 9412630), (260, 4706315), (325, 3765052), (650, 1882526), (1300, 941263)]