79901200

素因数分解:

$2^4\times 5^2\times {\mathrm{199753}}^1$

素因数の和:199771

約数の個数: 30

約数和(自身を含む): 191963594

約数和(自身を除く): 112062394

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 199753, 399506, 799012, 998765, 1598024, 1997530, 3196048, 3995060, 4993825, 7990120, 9987650, 15980240, 19975300, 39950600, 79901200]

約数ペア:

[(1, 79901200), (2, 39950600), (4, 19975300), (5, 15980240), (8, 9987650), (10, 7990120), (16, 4993825), (20, 3995060), (25, 3196048), (40, 1997530), (50, 1598024), (80, 998765), (100, 799012), (200, 399506), (400, 199753)]