133760768

素因数分解:

$2^8\times {\mathrm{401}}^1\times {\mathrm{1303}}^1$

素因数の和:1720

約数の個数: 36

約数和(自身を含む): 267870288

約数和(自身を除く): 134109520

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 802, 1303, 1604, 2606, 3208, 5212, 6416, 10424, 12832, 20848, 25664, 41696, 51328, 83392, 102656, 166784, 333568, 522503, 1045006, 2090012, 4180024, 8360048, 16720096, 33440192, 66880384, 133760768]

約数ペア:

[(1, 133760768), (2, 66880384), (4, 33440192), (8, 16720096), (16, 8360048), (32, 4180024), (64, 2090012), (128, 1045006), (256, 522503), (401, 333568), (802, 166784), (1303, 102656), (1604, 83392), (2606, 51328), (3208, 41696), (5212, 25664), (6416, 20848), (10424, 12832)]