26888480

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1209

約数の個数: 48

約数和(自身を含む): 63975744

約数和(自身を除く): 37087264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1031, 1304, 1630, 2062, 2608, 3260, 4124, 5155, 5216, 6520, 8248, 10310, 13040, 16496, 20620, 26080, 32992, 41240, 82480, 164960, 168053, 336106, 672212, 840265, 1344424, 1680530, 2688848, 3361060, 5377696, 6722120, 13444240, 26888480]

約数ペア:

[(1, 26888480), (2, 13444240), (4, 6722120), (5, 5377696), (8, 3361060), (10, 2688848), (16, 1680530), (20, 1344424), (32, 840265), (40, 672212), (80, 336106), (160, 168053), (163, 164960), (326, 82480), (652, 41240), (815, 32992), (1031, 26080), (1304, 20620), (1630, 16496), (2062, 13040), (2608, 10310), (3260, 8248), (4124, 6520), (5155, 5216)]