8629120

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 20991600

約数和(自身を除く): 12362480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 139, 160, 194, 278, 320, 388, 485, 556, 640, 695, 776, 970, 1112, 1390, 1552, 1940, 2224, 2780, 3104, 3880, 4448, 5560, 6208, 7760, 8896, 11120, 12416, 13483, 15520, 17792, 22240, 26966, 31040, 44480, 53932, 62080, 67415, 88960, 107864, 134830, 215728, 269660, 431456, 539320, 862912, 1078640, 1725824, 2157280, 4314560, 8629120]

約数ペア:

[(1, 8629120), (2, 4314560), (4, 2157280), (5, 1725824), (8, 1078640), (10, 862912), (16, 539320), (20, 431456), (32, 269660), (40, 215728), (64, 134830), (80, 107864), (97, 88960), (128, 67415), (139, 62080), (160, 53932), (194, 44480), (278, 31040), (320, 26966), (388, 22240), (485, 17792), (556, 15520), (640, 13483), (695, 12416), (776, 11120), (970, 8896), (1112, 7760), (1390, 6208), (1552, 5560), (1940, 4448), (2224, 3880), (2780, 3104)]