19354350080

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8191}}^1$

素因数の和:8298

約数の個数: 160

約数和(自身を含む): 50684755968

約数和(自身を除く): 31330405888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 256, 260, 284, 320, 355, 416, 512, 520, 568, 640, 710, 832, 923, 1040, 1136, 1280, 1420, 1664, 1846, 2080, 2272, 2560, 2840, 3328, 3692, 4160, 4544, 4615, 5680, 6656, 7384, 8191, 8320, 9088, 9230, 11360, 14768, 16382, 16640, 18176, 18460, 22720, 29536, 32764, 33280, 36352, 36920, 40955, 45440, 59072, 65528, 73840, 81910, 90880, 106483, 118144, 131056, 147680, 163820, 181760, 212966, 236288, 262112, 295360, 327640, 425932, 472576, 524224, 532415, 581561, 590720, 655280, 851864, 1048448, 1064830, 1163122, 1181440, 1310560, 1703728, 2096896, 2129660, 2326244, 2362880, 2621120, 2907805, 3407456, 4193792, 4259320, 4652488, 5242240, 5815610, 6814912, 7560293, 8518640, 9304976, 10484480, 11631220, 13629824, 15120586, 17037280, 18609952, 20968960, 23262440, 27259648, 30241172, 34074560, 37219904, 37801465, 46524880, 54519296, 60482344, 68149120, 74439808, 75602930, 93049760, 120964688, 136298240, 148879616, 151205860, 186099520, 241929376, 272596480, 297759232, 302411720, 372199040, 483858752, 604823440, 744398080, 967717504, 1209646880, 1488796160, 1935435008, 2419293760, 3870870016, 4838587520, 9677175040, 19354350080]

約数ペア:

[(1, 19354350080), (2, 9677175040), (4, 4838587520), (5, 3870870016), (8, 2419293760), (10, 1935435008), (13, 1488796160), (16, 1209646880), (20, 967717504), (26, 744398080), (32, 604823440), (40, 483858752), (52, 372199040), (64, 302411720), (65, 297759232), (71, 272596480), (80, 241929376), (104, 186099520), (128, 151205860), (130, 148879616), (142, 136298240), (160, 120964688), (208, 93049760), (256, 75602930), (260, 74439808), (284, 68149120), (320, 60482344), (355, 54519296), (416, 46524880), (512, 37801465), (520, 37219904), (568, 34074560), (640, 30241172), (710, 27259648), (832, 23262440), (923, 20968960), (1040, 18609952), (1136, 17037280), (1280, 15120586), (1420, 13629824), (1664, 11631220), (1846, 10484480), (2080, 9304976), (2272, 8518640), (2560, 7560293), (2840, 6814912), (3328, 5815610), (3692, 5242240), (4160, 4652488), (4544, 4259320), (4615, 4193792), (5680, 3407456), (6656, 2907805), (7384, 2621120), (8191, 2362880), (8320, 2326244), (9088, 2129660), (9230, 2096896), (11360, 1703728), (14768, 1310560), (16382, 1181440), (16640, 1163122), (18176, 1064830), (18460, 1048448), (22720, 851864), (29536, 655280), (32764, 590720), (33280, 581561), (36352, 532415), (36920, 524224), (40955, 472576), (45440, 425932), (59072, 327640), (65528, 295360), (73840, 262112), (81910, 236288), (90880, 212966), (106483, 181760), (118144, 163820), (131056, 147680)]