64146564

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 168779520

約数和(自身を除く): 104632956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 229, 251, 279, 372, 458, 502, 558, 687, 753, 916, 1004, 1116, 1374, 1506, 2061, 2259, 2748, 3012, 4122, 4518, 7099, 7781, 8244, 9036, 14198, 15562, 21297, 23343, 28396, 31124, 42594, 46686, 57479, 63891, 70029, 85188, 93372, 114958, 127782, 140058, 172437, 229916, 255564, 280116, 344874, 517311, 689748, 1034622, 1781849, 2069244, 3563698, 5345547, 7127396, 10691094, 16036641, 21382188, 32073282, 64146564]

約数ペア:

[(1, 64146564), (2, 32073282), (3, 21382188), (4, 16036641), (6, 10691094), (9, 7127396), (12, 5345547), (18, 3563698), (31, 2069244), (36, 1781849), (62, 1034622), (93, 689748), (124, 517311), (186, 344874), (229, 280116), (251, 255564), (279, 229916), (372, 172437), (458, 140058), (502, 127782), (558, 114958), (687, 93372), (753, 85188), (916, 70029), (1004, 63891), (1116, 57479), (1374, 46686), (1506, 42594), (2061, 31124), (2259, 28396), (2748, 23343), (3012, 21297), (4122, 15562), (4518, 14198), (7099, 9036), (7781, 8244)]