80746480

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9433}}^1$

素因数の和:9553

約数の個数: 40

約数和(自身を含む): 189510192

約数和(自身を除く): 108763712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 9433, 18866, 37732, 47165, 75464, 94330, 150928, 188660, 377320, 754640, 1009331, 2018662, 4037324, 5046655, 8074648, 10093310, 16149296, 20186620, 40373240, 80746480]

約数ペア:

[(1, 80746480), (2, 40373240), (4, 20186620), (5, 16149296), (8, 10093310), (10, 8074648), (16, 5046655), (20, 4037324), (40, 2018662), (80, 1009331), (107, 754640), (214, 377320), (428, 188660), (535, 150928), (856, 94330), (1070, 75464), (1712, 47165), (2140, 37732), (4280, 18866), (8560, 9433)]