131330576

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2857}}^1$

素因数の和:2908

約数の個数: 60

約数和(自身を含む): 291841812

約数和(自身を除く): 160511236

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 884, 1352, 1768, 2704, 2857, 2873, 3536, 5714, 5746, 11428, 11492, 22856, 22984, 37141, 45712, 45968, 48569, 74282, 97138, 148564, 194276, 297128, 388552, 482833, 594256, 631397, 777104, 965666, 1262794, 1931332, 2525588, 3862664, 5051176, 7725328, 8208161, 10102352, 16416322, 32832644, 65665288, 131330576]

約数ペア:

[(1, 131330576), (2, 65665288), (4, 32832644), (8, 16416322), (13, 10102352), (16, 8208161), (17, 7725328), (26, 5051176), (34, 3862664), (52, 2525588), (68, 1931332), (104, 1262794), (136, 965666), (169, 777104), (208, 631397), (221, 594256), (272, 482833), (338, 388552), (442, 297128), (676, 194276), (884, 148564), (1352, 97138), (1768, 74282), (2704, 48569), (2857, 45968), (2873, 45712), (3536, 37141), (5714, 22984), (5746, 22856), (11428, 11492)]