329149580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1\times {\mathrm{997}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 733362336

約数和(自身を除く): 404212756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 971, 997, 1942, 1994, 3884, 3988, 4855, 4985, 9710, 9970, 16507, 16949, 19420, 19940, 33014, 33898, 66028, 67796, 82535, 84745, 165070, 169490, 330140, 338980, 968087, 1936174, 3872348, 4840435, 9680870, 16457479, 19361740, 32914958, 65829916, 82287395, 164574790, 329149580]

約数ペア:

[(1, 329149580), (2, 164574790), (4, 82287395), (5, 65829916), (10, 32914958), (17, 19361740), (20, 16457479), (34, 9680870), (68, 4840435), (85, 3872348), (170, 1936174), (340, 968087), (971, 338980), (997, 330140), (1942, 169490), (1994, 165070), (3884, 84745), (3988, 82535), (4855, 67796), (4985, 66028), (9710, 33898), (9970, 33014), (16507, 19940), (16949, 19420)]