5262520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 12830400

約数和(自身を除く): 7567880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 109, 136, 142, 170, 218, 284, 340, 355, 436, 545, 568, 680, 710, 872, 1090, 1207, 1420, 1853, 2180, 2414, 2840, 3706, 4360, 4828, 6035, 7412, 7739, 9265, 9656, 12070, 14824, 15478, 18530, 24140, 30956, 37060, 38695, 48280, 61912, 74120, 77390, 131563, 154780, 263126, 309560, 526252, 657815, 1052504, 1315630, 2631260, 5262520]

約数ペア:

[(1, 5262520), (2, 2631260), (4, 1315630), (5, 1052504), (8, 657815), (10, 526252), (17, 309560), (20, 263126), (34, 154780), (40, 131563), (68, 77390), (71, 74120), (85, 61912), (109, 48280), (136, 38695), (142, 37060), (170, 30956), (218, 24140), (284, 18530), (340, 15478), (355, 14824), (436, 12070), (545, 9656), (568, 9265), (680, 7739), (710, 7412), (872, 6035), (1090, 4828), (1207, 4360), (1420, 3706), (1853, 2840), (2180, 2414)]