81754764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 236705280

約数和(自身を除く): 154950516

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 443, 507, 546, 676, 886, 1014, 1092, 1183, 1329, 1772, 2028, 2197, 2366, 2658, 3101, 3549, 4394, 4732, 5316, 5759, 6202, 6591, 7098, 8788, 9303, 11518, 12404, 13182, 14196, 15379, 17277, 18606, 23036, 26364, 30758, 34554, 37212, 40313, 46137, 61516, 69108, 74867, 80626, 92274, 120939, 149734, 161252, 184548, 224601, 241878, 299468, 449202, 483756, 524069, 898404, 973271, 1048138, 1572207, 1946542, 2096276, 2919813, 3144414, 3893084, 5839626, 6288828, 6812897, 11679252, 13625794, 20438691, 27251588, 40877382, 81754764]

約数ペア:

[(1, 81754764), (2, 40877382), (3, 27251588), (4, 20438691), (6, 13625794), (7, 11679252), (12, 6812897), (13, 6288828), (14, 5839626), (21, 3893084), (26, 3144414), (28, 2919813), (39, 2096276), (42, 1946542), (52, 1572207), (78, 1048138), (84, 973271), (91, 898404), (156, 524069), (169, 483756), (182, 449202), (273, 299468), (338, 241878), (364, 224601), (443, 184548), (507, 161252), (546, 149734), (676, 120939), (886, 92274), (1014, 80626), (1092, 74867), (1183, 69108), (1329, 61516), (1772, 46137), (2028, 40313), (2197, 37212), (2366, 34554), (2658, 30758), (3101, 26364), (3549, 23036), (4394, 18606), (4732, 17277), (5316, 15379), (5759, 14196), (6202, 13182), (6591, 12404), (7098, 11518), (8788, 9303)]