155580328

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{2797}}^1$

素因数の和:3229

約数の個数: 32

約数和(自身を含む): 309738600

約数和(自身を除く): 154158272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1636, 2797, 3272, 5594, 6953, 11188, 13906, 22376, 27812, 47549, 55624, 95098, 190196, 380392, 1143973, 2287946, 4575892, 9151784, 19447541, 38895082, 77790164, 155580328]

約数ペア:

[(1, 155580328), (2, 77790164), (4, 38895082), (8, 19447541), (17, 9151784), (34, 4575892), (68, 2287946), (136, 1143973), (409, 380392), (818, 190196), (1636, 95098), (2797, 55624), (3272, 47549), (5594, 27812), (6953, 22376), (11188, 13906)]