200642920

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{16339}}^1$

素因数の和:16657

約数の個数: 32

約数和(自身を含む): 452944800

約数和(自身を除く): 252301880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 16339, 32678, 65356, 81695, 130712, 163390, 326780, 653560, 5016073, 10032146, 20064292, 25080365, 40128584, 50160730, 100321460, 200642920]

約数ペア:

[(1, 200642920), (2, 100321460), (4, 50160730), (5, 40128584), (8, 25080365), (10, 20064292), (20, 10032146), (40, 5016073), (307, 653560), (614, 326780), (1228, 163390), (1535, 130712), (2456, 81695), (3070, 65356), (6140, 32678), (12280, 16339)]