25667840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1823}}^1$

素因数の和:1855

約数の個数: 72

約数和(自身を含む): 67108608

約数和(自身を除く): 41440768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 1823, 2816, 3520, 3646, 7040, 7292, 9115, 14080, 14584, 18230, 20053, 29168, 36460, 40106, 58336, 72920, 80212, 100265, 116672, 145840, 160424, 200530, 233344, 291680, 320848, 401060, 466688, 583360, 641696, 802120, 1166720, 1283392, 1604240, 2333440, 2566784, 3208480, 5133568, 6416960, 12833920, 25667840]

約数ペア:

[(1, 25667840), (2, 12833920), (4, 6416960), (5, 5133568), (8, 3208480), (10, 2566784), (11, 2333440), (16, 1604240), (20, 1283392), (22, 1166720), (32, 802120), (40, 641696), (44, 583360), (55, 466688), (64, 401060), (80, 320848), (88, 291680), (110, 233344), (128, 200530), (160, 160424), (176, 145840), (220, 116672), (256, 100265), (320, 80212), (352, 72920), (440, 58336), (640, 40106), (704, 36460), (880, 29168), (1280, 20053), (1408, 18230), (1760, 14584), (1823, 14080), (2816, 9115), (3520, 7292), (3646, 7040)]