81002225920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821857}}^1$

素因数の和:821896

約数の個数: 144

約数和(自身を含む): 241902396288

約数和(自身を除く): 160900170368

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 2240, 2464, 2816, 3080, 3520, 4480, 4928, 6160, 7040, 8960, 9856, 12320, 14080, 19712, 24640, 49280, 98560, 821857, 1643714, 3287428, 4109285, 5752999, 6574856, 8218570, 9040427, 11505998, 13149712, 16437140, 18080854, 23011996, 26299424, 28764995, 32874280, 36161708, 45202135, 46023992, 52598848, 57529990, 63282989, 65748560, 72323416, 90404270, 92047984, 105197696, 115059980, 126565978, 131497120, 144646832, 180808540, 184095968, 210395392, 230119960, 253131956, 262994240, 289293664, 316414945, 361617080, 368191936, 460239920, 506263912, 525988480, 578587328, 632829890, 723234160, 736383872, 920479840, 1012527824, 1051976960, 1157174656, 1265659780, 1446468320, 1472767744, 1840959680, 2025055648, 2314349312, 2531319560, 2892936640, 3681919360, 4050111296, 5062639120, 5785873280, 7363838720, 8100222592, 10125278240, 11571746560, 16200445184, 20250556480, 40501112960, 81002225920]

約数ペア:

[(1, 81002225920), (2, 40501112960), (4, 20250556480), (5, 16200445184), (7, 11571746560), (8, 10125278240), (10, 8100222592), (11, 7363838720), (14, 5785873280), (16, 5062639120), (20, 4050111296), (22, 3681919360), (28, 2892936640), (32, 2531319560), (35, 2314349312), (40, 2025055648), (44, 1840959680), (55, 1472767744), (56, 1446468320), (64, 1265659780), (70, 1157174656), (77, 1051976960), (80, 1012527824), (88, 920479840), (110, 736383872), (112, 723234160), (128, 632829890), (140, 578587328), (154, 525988480), (160, 506263912), (176, 460239920), (220, 368191936), (224, 361617080), (256, 316414945), (280, 289293664), (308, 262994240), (320, 253131956), (352, 230119960), (385, 210395392), (440, 184095968), (448, 180808540), (560, 144646832), (616, 131497120), (640, 126565978), (704, 115059980), (770, 105197696), (880, 92047984), (896, 90404270), (1120, 72323416), (1232, 65748560), (1280, 63282989), (1408, 57529990), (1540, 52598848), (1760, 46023992), (1792, 45202135), (2240, 36161708), (2464, 32874280), (2816, 28764995), (3080, 26299424), (3520, 23011996), (4480, 18080854), (4928, 16437140), (6160, 13149712), (7040, 11505998), (8960, 9040427), (9856, 8218570), (12320, 6574856), (14080, 5752999), (19712, 4109285), (24640, 3287428), (49280, 1643714), (98560, 821857)]