68700808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2470

約数の個数: 64

約数和(自身を含む): 156686400

約数和(自身を除く): 87985592

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1496, 1672, 2417, 2584, 3553, 4834, 7106, 9668, 14212, 19336, 26587, 28424, 41089, 45923, 53174, 82178, 91846, 106348, 164356, 183692, 212696, 328712, 367384, 451979, 505153, 780691, 903958, 1010306, 1561382, 1807916, 2020612, 3122764, 3615832, 4041224, 6245528, 8587601, 17175202, 34350404, 68700808]

約数ペア:

[(1, 68700808), (2, 34350404), (4, 17175202), (8, 8587601), (11, 6245528), (17, 4041224), (19, 3615832), (22, 3122764), (34, 2020612), (38, 1807916), (44, 1561382), (68, 1010306), (76, 903958), (88, 780691), (136, 505153), (152, 451979), (187, 367384), (209, 328712), (323, 212696), (374, 183692), (418, 164356), (646, 106348), (748, 91846), (836, 82178), (1292, 53174), (1496, 45923), (1672, 41089), (2417, 28424), (2584, 26587), (3553, 19336), (4834, 14212), (7106, 9668)]