280975100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{401393}}^1$

素因数の和:401414

約数の個数: 36

約数和(自身を含む): 696819984

約数和(自身を除く): 415844884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 401393, 802786, 1605572, 2006965, 2809751, 4013930, 5619502, 8027860, 10034825, 11239004, 14048755, 20069650, 28097510, 40139300, 56195020, 70243775, 140487550, 280975100]

約数ペア:

[(1, 280975100), (2, 140487550), (4, 70243775), (5, 56195020), (7, 40139300), (10, 28097510), (14, 20069650), (20, 14048755), (25, 11239004), (28, 10034825), (35, 8027860), (50, 5619502), (70, 4013930), (100, 2809751), (140, 2006965), (175, 1605572), (350, 802786), (700, 401393)]