87736960

素因数分解:

$2^7\times 5^1\times {\mathrm{137089}}^1$

素因数の和:137108

約数の個数: 32

約数和(自身を含む): 209747700

約数和(自身を除く): 122010740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 137089, 274178, 548356, 685445, 1096712, 1370890, 2193424, 2741780, 4386848, 5483560, 8773696, 10967120, 17547392, 21934240, 43868480, 87736960]

約数ペア:

[(1, 87736960), (2, 43868480), (4, 21934240), (5, 17547392), (8, 10967120), (10, 8773696), (16, 5483560), (20, 4386848), (32, 2741780), (40, 2193424), (64, 1370890), (80, 1096712), (128, 685445), (160, 548356), (320, 274178), (640, 137089)]