56291872

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1487}}^1$

素因数の和:1530

約数の個数: 72

約数和(自身を含む): 137241216

約数和(自身を除く): 80949344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 676, 728, 1183, 1352, 1456, 1487, 2366, 2704, 2912, 2974, 4732, 5408, 5948, 9464, 10409, 11896, 18928, 19331, 20818, 23792, 37856, 38662, 41636, 47584, 77324, 83272, 135317, 154648, 166544, 251303, 270634, 309296, 333088, 502606, 541268, 618592, 1005212, 1082536, 1759121, 2010424, 2165072, 3518242, 4020848, 4330144, 7036484, 8041696, 14072968, 28145936, 56291872]

約数ペア:

[(1, 56291872), (2, 28145936), (4, 14072968), (7, 8041696), (8, 7036484), (13, 4330144), (14, 4020848), (16, 3518242), (26, 2165072), (28, 2010424), (32, 1759121), (52, 1082536), (56, 1005212), (91, 618592), (104, 541268), (112, 502606), (169, 333088), (182, 309296), (208, 270634), (224, 251303), (338, 166544), (364, 154648), (416, 135317), (676, 83272), (728, 77324), (1183, 47584), (1352, 41636), (1456, 38662), (1487, 37856), (2366, 23792), (2704, 20818), (2912, 19331), (2974, 18928), (4732, 11896), (5408, 10409), (5948, 9464)]