788871850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{11783}}^1$

素因数の和:11911

約数の個数: 48

約数和(自身を含む): 1595647872

約数和(自身を除く): 806776022

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 103, 130, 206, 325, 515, 650, 1030, 1339, 2575, 2678, 5150, 6695, 11783, 13390, 23566, 33475, 58915, 66950, 117830, 153179, 294575, 306358, 589150, 765895, 1213649, 1531790, 2427298, 3829475, 6068245, 7658950, 12136490, 15777437, 30341225, 31554874, 60682450, 78887185, 157774370, 394435925, 788871850]

約数ペア:

[(1, 788871850), (2, 394435925), (5, 157774370), (10, 78887185), (13, 60682450), (25, 31554874), (26, 30341225), (50, 15777437), (65, 12136490), (103, 7658950), (130, 6068245), (206, 3829475), (325, 2427298), (515, 1531790), (650, 1213649), (1030, 765895), (1339, 589150), (2575, 306358), (2678, 294575), (5150, 153179), (6695, 117830), (11783, 66950), (13390, 58915), (23566, 33475)]