865660432

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2467}}^1$

素因数の和:2736

約数の個数: 80

約数和(自身を含む): 2073672832

約数和(自身を除く): 1208012400

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 241, 364, 482, 728, 964, 1456, 1687, 1928, 2467, 3133, 3374, 3856, 4934, 6266, 6748, 9868, 12532, 13496, 17269, 19736, 21931, 25064, 26992, 32071, 34538, 39472, 43862, 50128, 64142, 69076, 87724, 128284, 138152, 175448, 224497, 256568, 276304, 350896, 448994, 513136, 594547, 897988, 1189094, 1795976, 2378188, 3591952, 4161829, 4756376, 7729111, 8323658, 9512752, 15458222, 16647316, 30916444, 33294632, 54103777, 61832888, 66589264, 108207554, 123665776, 216415108, 432830216, 865660432]

約数ペア:

[(1, 865660432), (2, 432830216), (4, 216415108), (7, 123665776), (8, 108207554), (13, 66589264), (14, 61832888), (16, 54103777), (26, 33294632), (28, 30916444), (52, 16647316), (56, 15458222), (91, 9512752), (104, 8323658), (112, 7729111), (182, 4756376), (208, 4161829), (241, 3591952), (364, 2378188), (482, 1795976), (728, 1189094), (964, 897988), (1456, 594547), (1687, 513136), (1928, 448994), (2467, 350896), (3133, 276304), (3374, 256568), (3856, 224497), (4934, 175448), (6266, 138152), (6748, 128284), (9868, 87724), (12532, 69076), (13496, 64142), (17269, 50128), (19736, 43862), (21931, 39472), (25064, 34538), (26992, 32071)]