131368960

素因数分解:

$2^{11}\times 5^1\times {\mathrm{12829}}^1$

素因数の和:12856

約数の個数: 48

約数和(自身を含む): 315233100

約数和(自身を除く): 183864140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 12829, 25658, 51316, 64145, 102632, 128290, 205264, 256580, 410528, 513160, 821056, 1026320, 1642112, 2052640, 3284224, 4105280, 6568448, 8210560, 13136896, 16421120, 26273792, 32842240, 65684480, 131368960]

約数ペア:

[(1, 131368960), (2, 65684480), (4, 32842240), (5, 26273792), (8, 16421120), (10, 13136896), (16, 8210560), (20, 6568448), (32, 4105280), (40, 3284224), (64, 2052640), (80, 1642112), (128, 1026320), (160, 821056), (256, 513160), (320, 410528), (512, 256580), (640, 205264), (1024, 128290), (1280, 102632), (2048, 64145), (2560, 51316), (5120, 25658), (10240, 12829)]