25581872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:765

約数の個数: 40

約数和(自身を含む): 52893936

約数和(自身を除く): 27312064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 577, 652, 1154, 1304, 2308, 2608, 2771, 4616, 5542, 9232, 9809, 11084, 19618, 22168, 39236, 44336, 78472, 94051, 156944, 188102, 376204, 752408, 1504816, 1598867, 3197734, 6395468, 12790936, 25581872]

約数ペア:

[(1, 25581872), (2, 12790936), (4, 6395468), (8, 3197734), (16, 1598867), (17, 1504816), (34, 752408), (68, 376204), (136, 188102), (163, 156944), (272, 94051), (326, 78472), (577, 44336), (652, 39236), (1154, 22168), (1304, 19618), (2308, 11084), (2608, 9809), (2771, 9232), (4616, 5542)]