61639040

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 160466400

約数和(自身を除く): 98827360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 137, 148, 152, 160, 185, 190, 274, 296, 304, 320, 370, 380, 548, 592, 608, 640, 685, 703, 740, 760, 1096, 1184, 1216, 1370, 1406, 1480, 1520, 2192, 2368, 2432, 2603, 2740, 2812, 2960, 3040, 3515, 4384, 4736, 5069, 5206, 5480, 5624, 5920, 6080, 7030, 8768, 10138, 10412, 10960, 11248, 11840, 12160, 13015, 14060, 17536, 20276, 20824, 21920, 22496, 23680, 25345, 26030, 28120, 40552, 41648, 43840, 44992, 50690, 52060, 56240, 81104, 83296, 87680, 89984, 96311, 101380, 104120, 112480, 162208, 166592, 192622, 202760, 208240, 224960, 324416, 333184, 385244, 405520, 416480, 449920, 481555, 648832, 770488, 811040, 832960, 963110, 1540976, 1622080, 1665920, 1926220, 3081952, 3244160, 3852440, 6163904, 7704880, 12327808, 15409760, 30819520, 61639040]

約数ペア:

[(1, 61639040), (2, 30819520), (4, 15409760), (5, 12327808), (8, 7704880), (10, 6163904), (16, 3852440), (19, 3244160), (20, 3081952), (32, 1926220), (37, 1665920), (38, 1622080), (40, 1540976), (64, 963110), (74, 832960), (76, 811040), (80, 770488), (95, 648832), (128, 481555), (137, 449920), (148, 416480), (152, 405520), (160, 385244), (185, 333184), (190, 324416), (274, 224960), (296, 208240), (304, 202760), (320, 192622), (370, 166592), (380, 162208), (548, 112480), (592, 104120), (608, 101380), (640, 96311), (685, 89984), (703, 87680), (740, 83296), (760, 81104), (1096, 56240), (1184, 52060), (1216, 50690), (1370, 44992), (1406, 43840), (1480, 41648), (1520, 40552), (2192, 28120), (2368, 26030), (2432, 25345), (2603, 23680), (2740, 22496), (2812, 21920), (2960, 20824), (3040, 20276), (3515, 17536), (4384, 14060), (4736, 13015), (5069, 12160), (5206, 11840), (5480, 11248), (5624, 10960), (5920, 10412), (6080, 10138), (7030, 8768)]