207130495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 312883200

約数和(自身を除く): 105752705

約数列:

[1, 5, 11, 13, 19, 55, 65, 79, 95, 143, 193, 209, 247, 395, 715, 869, 965, 1027, 1045, 1235, 1501, 2123, 2509, 2717, 3667, 4345, 5135, 7505, 10615, 11297, 12545, 13585, 15247, 16511, 18335, 19513, 27599, 40337, 47671, 56485, 76235, 82555, 97565, 137995, 167717, 198211, 201685, 214643, 238355, 289693, 524381, 838585, 991055, 1073215, 1448465, 2180321, 2621905, 3186623, 3766009, 10901605, 15933115, 18830045, 41426099, 207130495]

約数ペア:

[(1, 207130495), (5, 41426099), (11, 18830045), (13, 15933115), (19, 10901605), (55, 3766009), (65, 3186623), (79, 2621905), (95, 2180321), (143, 1448465), (193, 1073215), (209, 991055), (247, 838585), (395, 524381), (715, 289693), (869, 238355), (965, 214643), (1027, 201685), (1045, 198211), (1235, 167717), (1501, 137995), (2123, 97565), (2509, 82555), (2717, 76235), (3667, 56485), (4345, 47671), (5135, 40337), (7505, 27599), (10615, 19513), (11297, 18335), (12545, 16511), (13585, 15247)]