20162080915

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{16339}}^1$

素因数の和:16539

約数の個数: 32

約数和(自身を含む): 25411968000

約数和(自身を除く): 5249887085

約数列:

[1, 5, 47, 59, 89, 235, 295, 445, 2773, 4183, 5251, 13865, 16339, 20915, 26255, 81695, 246797, 767933, 964001, 1233985, 1454171, 3839665, 4820005, 7270855, 45308047, 68346037, 85796089, 226540235, 341730185, 428980445, 4032416183, 20162080915]

約数ペア:

[(1, 20162080915), (5, 4032416183), (47, 428980445), (59, 341730185), (89, 226540235), (235, 85796089), (295, 68346037), (445, 45308047), (2773, 7270855), (4183, 4820005), (5251, 3839665), (13865, 1454171), (16339, 1233985), (20915, 964001), (26255, 767933), (81695, 246797)]