81667950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 258650112

約数和(自身を除く): 176982162

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 31, 35, 39, 42, 50, 62, 65, 70, 75, 78, 91, 93, 105, 130, 150, 155, 175, 182, 186, 193, 195, 210, 217, 273, 310, 325, 350, 386, 390, 403, 434, 455, 465, 525, 546, 579, 650, 651, 775, 806, 910, 930, 965, 975, 1050, 1085, 1158, 1209, 1302, 1351, 1365, 1550, 1930, 1950, 2015, 2170, 2275, 2325, 2418, 2509, 2702, 2730, 2821, 2895, 3255, 4030, 4053, 4550, 4650, 4825, 5018, 5425, 5642, 5790, 5983, 6045, 6510, 6755, 6825, 7527, 8106, 8463, 9650, 10075, 10850, 11966, 12090, 12545, 13510, 13650, 14105, 14475, 15054, 16275, 16926, 17563, 17949, 20150, 20265, 25090, 28210, 28950, 29915, 30225, 32550, 33775, 35126, 35898, 37635, 40530, 41881, 42315, 52689, 59830, 60450, 62725, 67550, 70525, 75270, 77779, 83762, 84630, 87815, 89745, 101325, 105378, 125450, 125643, 141050, 149575, 155558, 175630, 179490, 188175, 202650, 209405, 211575, 233337, 251286, 263445, 299150, 376350, 388895, 418810, 423150, 439075, 448725, 466674, 526890, 544453, 628215, 777790, 878150, 897450, 1047025, 1088906, 1166685, 1256430, 1317225, 1633359, 1944475, 2094050, 2333370, 2634450, 2722265, 3141075, 3266718, 3888950, 5444530, 5833425, 6282150, 8166795, 11666850, 13611325, 16333590, 27222650, 40833975, 81667950]

約数ペア:

[(1, 81667950), (2, 40833975), (3, 27222650), (5, 16333590), (6, 13611325), (7, 11666850), (10, 8166795), (13, 6282150), (14, 5833425), (15, 5444530), (21, 3888950), (25, 3266718), (26, 3141075), (30, 2722265), (31, 2634450), (35, 2333370), (39, 2094050), (42, 1944475), (50, 1633359), (62, 1317225), (65, 1256430), (70, 1166685), (75, 1088906), (78, 1047025), (91, 897450), (93, 878150), (105, 777790), (130, 628215), (150, 544453), (155, 526890), (175, 466674), (182, 448725), (186, 439075), (193, 423150), (195, 418810), (210, 388895), (217, 376350), (273, 299150), (310, 263445), (325, 251286), (350, 233337), (386, 211575), (390, 209405), (403, 202650), (434, 188175), (455, 179490), (465, 175630), (525, 155558), (546, 149575), (579, 141050), (650, 125643), (651, 125450), (775, 105378), (806, 101325), (910, 89745), (930, 87815), (965, 84630), (975, 83762), (1050, 77779), (1085, 75270), (1158, 70525), (1209, 67550), (1302, 62725), (1351, 60450), (1365, 59830), (1550, 52689), (1930, 42315), (1950, 41881), (2015, 40530), (2170, 37635), (2275, 35898), (2325, 35126), (2418, 33775), (2509, 32550), (2702, 30225), (2730, 29915), (2821, 28950), (2895, 28210), (3255, 25090), (4030, 20265), (4053, 20150), (4550, 17949), (4650, 17563), (4825, 16926), (5018, 16275), (5425, 15054), (5642, 14475), (5790, 14105), (5983, 13650), (6045, 13510), (6510, 12545), (6755, 12090), (6825, 11966), (7527, 10850), (8106, 10075), (8463, 9650)]