51281724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 139116096

約数和(自身を除く): 87834372

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 61, 68, 78, 102, 122, 156, 183, 204, 221, 244, 317, 366, 442, 634, 663, 732, 793, 884, 951, 1037, 1268, 1326, 1586, 1902, 2074, 2379, 2652, 3111, 3172, 3804, 4121, 4148, 4758, 5389, 6222, 8242, 9516, 10778, 12363, 12444, 13481, 16167, 16484, 19337, 21556, 24726, 26962, 32334, 38674, 40443, 49452, 53924, 58011, 64668, 70057, 77348, 80886, 116022, 140114, 161772, 210171, 232044, 251381, 280228, 328729, 420342, 502762, 657458, 754143, 840684, 986187, 1005524, 1314916, 1508286, 1972374, 3016572, 3944748, 4273477, 8546954, 12820431, 17093908, 25640862, 51281724]

約数ペア:

[(1, 51281724), (2, 25640862), (3, 17093908), (4, 12820431), (6, 8546954), (12, 4273477), (13, 3944748), (17, 3016572), (26, 1972374), (34, 1508286), (39, 1314916), (51, 1005524), (52, 986187), (61, 840684), (68, 754143), (78, 657458), (102, 502762), (122, 420342), (156, 328729), (183, 280228), (204, 251381), (221, 232044), (244, 210171), (317, 161772), (366, 140114), (442, 116022), (634, 80886), (663, 77348), (732, 70057), (793, 64668), (884, 58011), (951, 53924), (1037, 49452), (1268, 40443), (1326, 38674), (1586, 32334), (1902, 26962), (2074, 24726), (2379, 21556), (2652, 19337), (3111, 16484), (3172, 16167), (3804, 13481), (4121, 12444), (4148, 12363), (4758, 10778), (5389, 9516), (6222, 8242)]