99725920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89041}}^1$

素因数の和:89063

約数の個数: 48

約数和(自身を含む): 269263008

約数和(自身を除く): 169537088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 89041, 178082, 356164, 445205, 623287, 712328, 890410, 1246574, 1424656, 1780820, 2493148, 2849312, 3116435, 3561640, 4986296, 6232870, 7123280, 9972592, 12465740, 14246560, 19945184, 24931480, 49862960, 99725920]

約数ペア:

[(1, 99725920), (2, 49862960), (4, 24931480), (5, 19945184), (7, 14246560), (8, 12465740), (10, 9972592), (14, 7123280), (16, 6232870), (20, 4986296), (28, 3561640), (32, 3116435), (35, 2849312), (40, 2493148), (56, 1780820), (70, 1424656), (80, 1246574), (112, 890410), (140, 712328), (160, 623287), (224, 445205), (280, 356164), (560, 178082), (1120, 89041)]