79391728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20129

約数の個数: 40

約数和(自身を含む): 174381200

約数和(自身を除く): 94989472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20089, 40178, 80356, 160712, 261157, 321424, 381691, 522314, 763382, 1044628, 1526764, 2089256, 3053528, 4178512, 4961983, 6107056, 9923966, 19847932, 39695864, 79391728]

約数ペア:

[(1, 79391728), (2, 39695864), (4, 19847932), (8, 9923966), (13, 6107056), (16, 4961983), (19, 4178512), (26, 3053528), (38, 2089256), (52, 1526764), (76, 1044628), (104, 763382), (152, 522314), (208, 381691), (247, 321424), (304, 261157), (494, 160712), (988, 80356), (1976, 40178), (3952, 20089)]