25722928

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20879}}^1$

素因数の和:20905

約数の個数: 40

約数和(自身を含む): 62138880

約数和(自身を除く): 36415952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 20879, 41758, 83516, 146153, 167032, 229669, 292306, 334064, 459338, 584612, 918676, 1169224, 1607683, 1837352, 2338448, 3215366, 3674704, 6430732, 12861464, 25722928]

約数ペア:

[(1, 25722928), (2, 12861464), (4, 6430732), (7, 3674704), (8, 3215366), (11, 2338448), (14, 1837352), (16, 1607683), (22, 1169224), (28, 918676), (44, 584612), (56, 459338), (77, 334064), (88, 292306), (112, 229669), (154, 167032), (176, 146153), (308, 83516), (616, 41758), (1232, 20879)]