80788344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 252564480

約数和(自身を除く): 171776136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 426, 497, 521, 546, 568, 728, 852, 923, 994, 1042, 1092, 1491, 1563, 1704, 1846, 1988, 2084, 2184, 2769, 2982, 3126, 3647, 3692, 3976, 4168, 5538, 5964, 6252, 6461, 6773, 7294, 7384, 10941, 11076, 11928, 12504, 12922, 13546, 14588, 19383, 20319, 21882, 22152, 25844, 27092, 29176, 36991, 38766, 40638, 43764, 47411, 51688, 54184, 73982, 77532, 81276, 87528, 94822, 110973, 142233, 147964, 155064, 162552, 189644, 221946, 258937, 284466, 295928, 379288, 443892, 480883, 517874, 568932, 776811, 887784, 961766, 1035748, 1137864, 1442649, 1553622, 1923532, 2071496, 2885298, 3107244, 3366181, 3847064, 5770596, 6214488, 6732362, 10098543, 11541192, 13464724, 20197086, 26929448, 40394172, 80788344]

約数ペア:

[(1, 80788344), (2, 40394172), (3, 26929448), (4, 20197086), (6, 13464724), (7, 11541192), (8, 10098543), (12, 6732362), (13, 6214488), (14, 5770596), (21, 3847064), (24, 3366181), (26, 3107244), (28, 2885298), (39, 2071496), (42, 1923532), (52, 1553622), (56, 1442649), (71, 1137864), (78, 1035748), (84, 961766), (91, 887784), (104, 776811), (142, 568932), (156, 517874), (168, 480883), (182, 443892), (213, 379288), (273, 295928), (284, 284466), (312, 258937), (364, 221946), (426, 189644), (497, 162552), (521, 155064), (546, 147964), (568, 142233), (728, 110973), (852, 94822), (923, 87528), (994, 81276), (1042, 77532), (1092, 73982), (1491, 54184), (1563, 51688), (1704, 47411), (1846, 43764), (1988, 40638), (2084, 38766), (2184, 36991), (2769, 29176), (2982, 27092), (3126, 25844), (3647, 22152), (3692, 21882), (3976, 20319), (4168, 19383), (5538, 14588), (5964, 13546), (6252, 12922), (6461, 12504), (6773, 11928), (7294, 11076), (7384, 10941)]