201015005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 260886528

約数和(自身を除く): 59871523

約数列:

[1, 5, 31, 41, 47, 155, 205, 235, 673, 1271, 1457, 1927, 3365, 6355, 7285, 9635, 20863, 27593, 31631, 59737, 104315, 137965, 158155, 298685, 855383, 980561, 1296871, 4276915, 4902805, 6484355, 40203001, 201015005]

約数ペア:

[(1, 201015005), (5, 40203001), (31, 6484355), (41, 4902805), (47, 4276915), (155, 1296871), (205, 980561), (235, 855383), (673, 298685), (1271, 158155), (1457, 137965), (1927, 104315), (3365, 59737), (6355, 31631), (7285, 27593), (9635, 20863)]