28626850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 61603200

約数和(自身を除く): 32976350

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 919, 1246, 1838, 2225, 3115, 4450, 4595, 6230, 6433, 9190, 12866, 15575, 22975, 31150, 32165, 45950, 64330, 81791, 160825, 163582, 321650, 408955, 572537, 817910, 1145074, 2044775, 2862685, 4089550, 5725370, 14313425, 28626850]

約数ペア:

[(1, 28626850), (2, 14313425), (5, 5725370), (7, 4089550), (10, 2862685), (14, 2044775), (25, 1145074), (35, 817910), (50, 572537), (70, 408955), (89, 321650), (175, 163582), (178, 160825), (350, 81791), (445, 64330), (623, 45950), (890, 32165), (919, 31150), (1246, 22975), (1838, 15575), (2225, 12866), (3115, 9190), (4450, 6433), (4595, 6230)]