128522992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1970

約数の個数: 80

約数和(自身を含む): 299043360

約数和(自身を除く): 170520368

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 884, 988, 1292, 1768, 1913, 1976, 2584, 3536, 3826, 3952, 4199, 5168, 7652, 8398, 15304, 16796, 24869, 30608, 32521, 33592, 36347, 49738, 65042, 67184, 72694, 99476, 130084, 145388, 198952, 260168, 290776, 397904, 422773, 472511, 520336, 581552, 617899, 845546, 945022, 1235798, 1691092, 1890044, 2471596, 3382184, 3780088, 4943192, 6764368, 7560176, 8032687, 9886384, 16065374, 32130748, 64261496, 128522992]

約数ペア:

[(1, 128522992), (2, 64261496), (4, 32130748), (8, 16065374), (13, 9886384), (16, 8032687), (17, 7560176), (19, 6764368), (26, 4943192), (34, 3780088), (38, 3382184), (52, 2471596), (68, 1890044), (76, 1691092), (104, 1235798), (136, 945022), (152, 845546), (208, 617899), (221, 581552), (247, 520336), (272, 472511), (304, 422773), (323, 397904), (442, 290776), (494, 260168), (646, 198952), (884, 145388), (988, 130084), (1292, 99476), (1768, 72694), (1913, 67184), (1976, 65042), (2584, 49738), (3536, 36347), (3826, 33592), (3952, 32521), (4199, 30608), (5168, 24869), (7652, 16796), (8398, 15304)]