66585280

素因数分解:

$2^6\times 5^1\times {\mathrm{251}}^1\times {\mathrm{829}}^1$

素因数の和:1097

約数の個数: 56

約数和(自身を含む): 159379920

約数和(自身を除く): 92794640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 251, 320, 502, 829, 1004, 1255, 1658, 2008, 2510, 3316, 4016, 4145, 5020, 6632, 8032, 8290, 10040, 13264, 16064, 16580, 20080, 26528, 33160, 40160, 53056, 66320, 80320, 132640, 208079, 265280, 416158, 832316, 1040395, 1664632, 2080790, 3329264, 4161580, 6658528, 8323160, 13317056, 16646320, 33292640, 66585280]

約数ペア:

[(1, 66585280), (2, 33292640), (4, 16646320), (5, 13317056), (8, 8323160), (10, 6658528), (16, 4161580), (20, 3329264), (32, 2080790), (40, 1664632), (64, 1040395), (80, 832316), (160, 416158), (251, 265280), (320, 208079), (502, 132640), (829, 80320), (1004, 66320), (1255, 53056), (1658, 40160), (2008, 33160), (2510, 26528), (3316, 20080), (4016, 16580), (4145, 16064), (5020, 13264), (6632, 10040), (8032, 8290)]