78856336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 180457200

約数和(自身を除く): 101600864

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 208, 221, 232, 272, 377, 442, 464, 493, 754, 769, 884, 986, 1508, 1538, 1768, 1972, 3016, 3076, 3536, 3944, 6032, 6152, 6409, 7888, 9997, 12304, 12818, 13073, 19994, 22301, 25636, 26146, 39988, 44602, 51272, 52292, 79976, 89204, 102544, 104584, 159952, 169949, 178408, 209168, 289913, 339898, 356816, 379117, 579826, 679796, 758234, 1159652, 1359592, 1516468, 2319304, 2719184, 3032936, 4638608, 4928521, 6065872, 9857042, 19714084, 39428168, 78856336]

約数ペア:

[(1, 78856336), (2, 39428168), (4, 19714084), (8, 9857042), (13, 6065872), (16, 4928521), (17, 4638608), (26, 3032936), (29, 2719184), (34, 2319304), (52, 1516468), (58, 1359592), (68, 1159652), (104, 758234), (116, 679796), (136, 579826), (208, 379117), (221, 356816), (232, 339898), (272, 289913), (377, 209168), (442, 178408), (464, 169949), (493, 159952), (754, 104584), (769, 102544), (884, 89204), (986, 79976), (1508, 52292), (1538, 51272), (1768, 44602), (1972, 39988), (3016, 26146), (3076, 25636), (3536, 22301), (3944, 19994), (6032, 13073), (6152, 12818), (6409, 12304), (7888, 9997)]