51269140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{673}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 116515728

約数和(自身を除く): 65246588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 586, 673, 1172, 1346, 1465, 2692, 2930, 3365, 3809, 5860, 6730, 7618, 8749, 13460, 15236, 17498, 19045, 34996, 38090, 43745, 76180, 87490, 174980, 197189, 394378, 788756, 985945, 1971890, 2563457, 3943780, 5126914, 10253828, 12817285, 25634570, 51269140]

約数ペア:

[(1, 51269140), (2, 25634570), (4, 12817285), (5, 10253828), (10, 5126914), (13, 3943780), (20, 2563457), (26, 1971890), (52, 985945), (65, 788756), (130, 394378), (260, 197189), (293, 174980), (586, 87490), (673, 76180), (1172, 43745), (1346, 38090), (1465, 34996), (2692, 19045), (2930, 17498), (3365, 15236), (3809, 13460), (5860, 8749), (6730, 7618)]