51457890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 147225600

約数和(自身を除く): 95767710

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 29, 30, 33, 38, 55, 57, 58, 66, 87, 95, 110, 114, 145, 165, 174, 190, 209, 283, 285, 290, 319, 330, 418, 435, 551, 566, 570, 627, 638, 849, 870, 957, 1045, 1102, 1254, 1415, 1595, 1653, 1698, 1914, 2090, 2755, 2830, 3113, 3135, 3190, 3306, 4245, 4785, 5377, 5510, 6061, 6226, 6270, 8207, 8265, 8490, 9339, 9570, 10754, 12122, 15565, 16131, 16414, 16530, 18183, 18678, 24621, 26885, 30305, 31130, 32262, 36366, 41035, 46695, 49242, 53770, 59147, 60610, 80655, 82070, 90277, 90915, 93390, 118294, 123105, 155933, 161310, 177441, 180554, 181830, 246210, 270831, 295735, 311866, 354882, 451385, 467799, 541662, 591470, 779665, 887205, 902770, 935598, 1354155, 1559330, 1715263, 1774410, 2338995, 2708310, 3430526, 4677990, 5145789, 8576315, 10291578, 17152630, 25728945, 51457890]

約数ペア:

[(1, 51457890), (2, 25728945), (3, 17152630), (5, 10291578), (6, 8576315), (10, 5145789), (11, 4677990), (15, 3430526), (19, 2708310), (22, 2338995), (29, 1774410), (30, 1715263), (33, 1559330), (38, 1354155), (55, 935598), (57, 902770), (58, 887205), (66, 779665), (87, 591470), (95, 541662), (110, 467799), (114, 451385), (145, 354882), (165, 311866), (174, 295735), (190, 270831), (209, 246210), (283, 181830), (285, 180554), (290, 177441), (319, 161310), (330, 155933), (418, 123105), (435, 118294), (551, 93390), (566, 90915), (570, 90277), (627, 82070), (638, 80655), (849, 60610), (870, 59147), (957, 53770), (1045, 49242), (1102, 46695), (1254, 41035), (1415, 36366), (1595, 32262), (1653, 31130), (1698, 30305), (1914, 26885), (2090, 24621), (2755, 18678), (2830, 18183), (3113, 16530), (3135, 16414), (3190, 16131), (3306, 15565), (4245, 12122), (4785, 10754), (5377, 9570), (5510, 9339), (6061, 8490), (6226, 8265), (6270, 8207)]