7918821328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1\times {\mathrm{727}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 16898918400

約数和(自身を除く): 8980097072

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 199, 311, 398, 622, 727, 796, 1244, 1454, 1592, 2189, 2488, 2908, 3184, 3421, 4378, 4976, 5816, 6842, 7997, 8756, 11632, 13684, 15994, 17512, 27368, 31988, 35024, 54736, 61889, 63976, 123778, 127952, 144673, 226097, 247556, 289346, 452194, 495112, 578692, 680779, 904388, 990224, 1157384, 1361558, 1591403, 1808776, 2314768, 2487067, 2723116, 3182806, 3617552, 4974134, 5446232, 6365612, 9948268, 10892464, 12731224, 19896536, 25462448, 39793072, 44993303, 89986606, 179973212, 359946424, 494926333, 719892848, 989852666, 1979705332, 3959410664, 7918821328]

約数ペア:

[(1, 7918821328), (2, 3959410664), (4, 1979705332), (8, 989852666), (11, 719892848), (16, 494926333), (22, 359946424), (44, 179973212), (88, 89986606), (176, 44993303), (199, 39793072), (311, 25462448), (398, 19896536), (622, 12731224), (727, 10892464), (796, 9948268), (1244, 6365612), (1454, 5446232), (1592, 4974134), (2189, 3617552), (2488, 3182806), (2908, 2723116), (3184, 2487067), (3421, 2314768), (4378, 1808776), (4976, 1591403), (5816, 1361558), (6842, 1157384), (7997, 990224), (8756, 904388), (11632, 680779), (13684, 578692), (15994, 495112), (17512, 452194), (27368, 289346), (31988, 247556), (35024, 226097), (54736, 144673), (61889, 127952), (63976, 123778)]