78065900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{70969}}^1$

素因数の和:70994

約数の個数: 36

約数和(自身を含む): 184805880

約数和(自身を除く): 106739980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 70969, 141938, 283876, 354845, 709690, 780659, 1419380, 1561318, 1774225, 3122636, 3548450, 3903295, 7096900, 7806590, 15613180, 19516475, 39032950, 78065900]

約数ペア:

[(1, 78065900), (2, 39032950), (4, 19516475), (5, 15613180), (10, 7806590), (11, 7096900), (20, 3903295), (22, 3548450), (25, 3122636), (44, 1774225), (50, 1561318), (55, 1419380), (100, 780659), (110, 709690), (220, 354845), (275, 283876), (550, 141938), (1100, 70969)]