81572652

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:508

約数の個数: 108

約数和(自身を含む): 242378136

約数和(自身を除く): 160805484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 131, 147, 196, 252, 262, 294, 353, 393, 441, 524, 588, 706, 786, 882, 917, 1059, 1179, 1412, 1572, 1764, 1834, 2118, 2358, 2471, 2751, 3177, 3668, 4236, 4716, 4942, 5502, 6354, 6419, 7413, 8253, 9884, 11004, 12708, 12838, 14826, 16506, 17297, 19257, 22239, 25676, 29652, 33012, 34594, 38514, 44478, 46243, 51891, 57771, 69188, 77028, 88956, 92486, 103782, 115542, 138729, 155673, 184972, 207564, 231084, 277458, 311346, 323701, 416187, 554916, 622692, 647402, 832374, 971103, 1294804, 1664748, 1942206, 2265907, 2913309, 3884412, 4531814, 5826618, 6797721, 9063628, 11653236, 13595442, 20393163, 27190884, 40786326, 81572652]

約数ペア:

[(1, 81572652), (2, 40786326), (3, 27190884), (4, 20393163), (6, 13595442), (7, 11653236), (9, 9063628), (12, 6797721), (14, 5826618), (18, 4531814), (21, 3884412), (28, 2913309), (36, 2265907), (42, 1942206), (49, 1664748), (63, 1294804), (84, 971103), (98, 832374), (126, 647402), (131, 622692), (147, 554916), (196, 416187), (252, 323701), (262, 311346), (294, 277458), (353, 231084), (393, 207564), (441, 184972), (524, 155673), (588, 138729), (706, 115542), (786, 103782), (882, 92486), (917, 88956), (1059, 77028), (1179, 69188), (1412, 57771), (1572, 51891), (1764, 46243), (1834, 44478), (2118, 38514), (2358, 34594), (2471, 33012), (2751, 29652), (3177, 25676), (3668, 22239), (4236, 19257), (4716, 17297), (4942, 16506), (5502, 14826), (6354, 12838), (6419, 12708), (7413, 11004), (8253, 9884)]