20145707805

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{50153}}^1$

素因数の和:50661

約数の個数: 32

約数和(自身を含む): 32836826880

約数和(自身を除く): 12691119075

約数列:

[1, 3, 5, 15, 61, 183, 305, 439, 915, 1317, 2195, 6585, 26779, 50153, 80337, 133895, 150459, 250765, 401685, 752295, 3059333, 9177999, 15296665, 22017167, 45889995, 66051501, 110085835, 330257505, 1343047187, 4029141561, 6715235935, 20145707805]

約数ペア:

[(1, 20145707805), (3, 6715235935), (5, 4029141561), (15, 1343047187), (61, 330257505), (183, 110085835), (305, 66051501), (439, 45889995), (915, 22017167), (1317, 15296665), (2195, 9177999), (6585, 3059333), (26779, 752295), (50153, 401685), (80337, 250765), (133895, 150459)]