54816640

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{883}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 132546960

約数和(自身を除く): 77730320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 883, 970, 1552, 1766, 1940, 3104, 3532, 3880, 4415, 6208, 7064, 7760, 8830, 12416, 14128, 15520, 17660, 28256, 31040, 35320, 56512, 62080, 70640, 85651, 113024, 141280, 171302, 282560, 342604, 428255, 565120, 685208, 856510, 1370416, 1713020, 2740832, 3426040, 5481664, 6852080, 10963328, 13704160, 27408320, 54816640]

約数ペア:

[(1, 54816640), (2, 27408320), (4, 13704160), (5, 10963328), (8, 6852080), (10, 5481664), (16, 3426040), (20, 2740832), (32, 1713020), (40, 1370416), (64, 856510), (80, 685208), (97, 565120), (128, 428255), (160, 342604), (194, 282560), (320, 171302), (388, 141280), (485, 113024), (640, 85651), (776, 70640), (883, 62080), (970, 56512), (1552, 35320), (1766, 31040), (1940, 28256), (3104, 17660), (3532, 15520), (3880, 14128), (4415, 12416), (6208, 8830), (7064, 7760)]