78178048

素因数分解:

$2^8\times {\mathrm{13}}^3\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 72

約数和(自身を含む): 170265200

約数和(自身を除く): 92087152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 169, 208, 256, 278, 338, 416, 556, 676, 832, 1112, 1352, 1664, 1807, 2197, 2224, 2704, 3328, 3614, 4394, 4448, 5408, 7228, 8788, 8896, 10816, 14456, 17576, 17792, 21632, 23491, 28912, 35152, 35584, 43264, 46982, 57824, 70304, 93964, 115648, 140608, 187928, 231296, 281216, 305383, 375856, 462592, 562432, 610766, 751712, 1221532, 1503424, 2443064, 3006848, 4886128, 6013696, 9772256, 19544512, 39089024, 78178048]

約数ペア:

[(1, 78178048), (2, 39089024), (4, 19544512), (8, 9772256), (13, 6013696), (16, 4886128), (26, 3006848), (32, 2443064), (52, 1503424), (64, 1221532), (104, 751712), (128, 610766), (139, 562432), (169, 462592), (208, 375856), (256, 305383), (278, 281216), (338, 231296), (416, 187928), (556, 140608), (676, 115648), (832, 93964), (1112, 70304), (1352, 57824), (1664, 46982), (1807, 43264), (2197, 35584), (2224, 35152), (2704, 28912), (3328, 23491), (3614, 21632), (4394, 17792), (4448, 17576), (5408, 14456), (7228, 10816), (8788, 8896)]