64079288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 159667200

約数和(自身を除く): 95587912

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 43, 46, 52, 56, 86, 89, 91, 92, 104, 161, 172, 178, 182, 184, 299, 301, 322, 344, 356, 364, 559, 598, 602, 623, 644, 712, 728, 989, 1118, 1157, 1196, 1204, 1246, 1288, 1978, 2047, 2093, 2236, 2314, 2392, 2408, 2492, 3827, 3913, 3956, 4094, 4186, 4472, 4628, 4984, 6923, 7654, 7826, 7912, 8099, 8188, 8372, 9256, 12857, 13846, 14329, 15308, 15652, 16198, 16376, 16744, 25714, 26611, 26789, 27692, 28658, 30616, 31304, 32396, 49751, 51428, 53222, 53578, 55384, 57316, 64792, 88021, 89999, 99502, 102856, 106444, 107156, 114632, 176042, 179998, 186277, 199004, 212888, 214312, 348257, 352084, 359996, 372554, 398008, 616147, 696514, 704168, 719992, 745108, 1144273, 1232294, 1393028, 1490216, 2288546, 2464588, 2786056, 4577092, 4929176, 8009911, 9154184, 16019822, 32039644, 64079288]

約数ペア:

[(1, 64079288), (2, 32039644), (4, 16019822), (7, 9154184), (8, 8009911), (13, 4929176), (14, 4577092), (23, 2786056), (26, 2464588), (28, 2288546), (43, 1490216), (46, 1393028), (52, 1232294), (56, 1144273), (86, 745108), (89, 719992), (91, 704168), (92, 696514), (104, 616147), (161, 398008), (172, 372554), (178, 359996), (182, 352084), (184, 348257), (299, 214312), (301, 212888), (322, 199004), (344, 186277), (356, 179998), (364, 176042), (559, 114632), (598, 107156), (602, 106444), (623, 102856), (644, 99502), (712, 89999), (728, 88021), (989, 64792), (1118, 57316), (1157, 55384), (1196, 53578), (1204, 53222), (1246, 51428), (1288, 49751), (1978, 32396), (2047, 31304), (2093, 30616), (2236, 28658), (2314, 27692), (2392, 26789), (2408, 26611), (2492, 25714), (3827, 16744), (3913, 16376), (3956, 16198), (4094, 15652), (4186, 15308), (4472, 14329), (4628, 13846), (4984, 12857), (6923, 9256), (7654, 8372), (7826, 8188), (7912, 8099)]