129165712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1103}}^1$

素因数の和:1687

約数の個数: 40

約数和(自身を含む): 270232704

約数和(自身を除く): 141066992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 563, 1103, 1126, 2206, 2252, 4412, 4504, 7319, 8824, 9008, 14339, 14638, 17648, 28678, 29276, 57356, 58552, 114712, 117104, 229424, 620989, 1241978, 2483956, 4967912, 8072857, 9935824, 16145714, 32291428, 64582856, 129165712]

約数ペア:

[(1, 129165712), (2, 64582856), (4, 32291428), (8, 16145714), (13, 9935824), (16, 8072857), (26, 4967912), (52, 2483956), (104, 1241978), (208, 620989), (563, 229424), (1103, 117104), (1126, 114712), (2206, 58552), (2252, 57356), (4412, 29276), (4504, 28678), (7319, 17648), (8824, 14638), (9008, 14339)]