80027395

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 112619520

約数和(自身を除く): 32592125

約数列:

[1, 5, 7, 35, 79, 103, 281, 395, 515, 553, 721, 1405, 1967, 2765, 3605, 8137, 9835, 22199, 28943, 40685, 56959, 110995, 144715, 155393, 202601, 284795, 776965, 1013005, 2286497, 11432485, 16005479, 80027395]

約数ペア:

[(1, 80027395), (5, 16005479), (7, 11432485), (35, 2286497), (79, 1013005), (103, 776965), (281, 284795), (395, 202601), (515, 155393), (553, 144715), (721, 110995), (1405, 56959), (1967, 40685), (2765, 28943), (3605, 22199), (8137, 9835)]