81853254

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 160

約数和(自身を含む): 229996800

約数和(自身を除く): 148143546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 29, 38, 42, 54, 57, 58, 63, 81, 87, 114, 126, 131, 133, 162, 171, 174, 189, 203, 261, 262, 266, 342, 378, 393, 399, 406, 513, 522, 551, 567, 609, 783, 786, 798, 917, 1026, 1102, 1134, 1179, 1197, 1218, 1539, 1566, 1653, 1827, 1834, 2349, 2358, 2394, 2489, 2751, 3078, 3306, 3537, 3591, 3654, 3799, 3857, 4698, 4959, 4978, 5481, 5502, 7074, 7182, 7467, 7598, 7714, 8253, 9918, 10611, 10773, 10962, 11397, 11571, 14877, 14934, 16443, 16506, 17423, 21222, 21546, 22401, 22794, 23142, 24759, 26593, 29754, 32886, 34191, 34713, 34846, 44631, 44802, 49518, 52269, 53186, 67203, 68382, 69426, 72181, 74277, 79779, 89262, 102573, 104139, 104538, 134406, 144362, 148554, 156807, 159558, 201609, 205146, 208278, 216543, 239337, 307719, 312417, 313614, 403218, 433086, 470421, 478674, 505267, 615438, 624834, 649629, 718011, 940842, 1010534, 1299258, 1411263, 1436022, 1515801, 1948887, 2154033, 2822526, 3031602, 3897774, 4308066, 4547403, 5846661, 9094806, 11693322, 13642209, 27284418, 40926627, 81853254]

約数ペア:

[(1, 81853254), (2, 40926627), (3, 27284418), (6, 13642209), (7, 11693322), (9, 9094806), (14, 5846661), (18, 4547403), (19, 4308066), (21, 3897774), (27, 3031602), (29, 2822526), (38, 2154033), (42, 1948887), (54, 1515801), (57, 1436022), (58, 1411263), (63, 1299258), (81, 1010534), (87, 940842), (114, 718011), (126, 649629), (131, 624834), (133, 615438), (162, 505267), (171, 478674), (174, 470421), (189, 433086), (203, 403218), (261, 313614), (262, 312417), (266, 307719), (342, 239337), (378, 216543), (393, 208278), (399, 205146), (406, 201609), (513, 159558), (522, 156807), (551, 148554), (567, 144362), (609, 134406), (783, 104538), (786, 104139), (798, 102573), (917, 89262), (1026, 79779), (1102, 74277), (1134, 72181), (1179, 69426), (1197, 68382), (1218, 67203), (1539, 53186), (1566, 52269), (1653, 49518), (1827, 44802), (1834, 44631), (2349, 34846), (2358, 34713), (2394, 34191), (2489, 32886), (2751, 29754), (3078, 26593), (3306, 24759), (3537, 23142), (3591, 22794), (3654, 22401), (3799, 21546), (3857, 21222), (4698, 17423), (4959, 16506), (4978, 16443), (5481, 14934), (5502, 14877), (7074, 11571), (7182, 11397), (7467, 10962), (7598, 10773), (7714, 10611), (8253, 9918)]