320240635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 459157248

約数和(自身を除く): 138916613

約数列:

[1, 5, 11, 13, 55, 65, 131, 143, 169, 263, 655, 715, 845, 1315, 1441, 1703, 1859, 2893, 3419, 7205, 8515, 9295, 14465, 17095, 18733, 22139, 34453, 37609, 44447, 93665, 110695, 172265, 188045, 222235, 243529, 378983, 447889, 488917, 1217645, 1894915, 2239445, 2444585, 4926779, 5822557, 24633895, 29112785, 64048127, 320240635]

約数ペア:

[(1, 320240635), (5, 64048127), (11, 29112785), (13, 24633895), (55, 5822557), (65, 4926779), (131, 2444585), (143, 2239445), (169, 1894915), (263, 1217645), (655, 488917), (715, 447889), (845, 378983), (1315, 243529), (1441, 222235), (1703, 188045), (1859, 172265), (2893, 110695), (3419, 93665), (7205, 44447), (8515, 37609), (9295, 34453), (14465, 22139), (17095, 18733)]