66228800

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 168

約数和(自身を含む): 183684672

約数和(自身を除く): 117455872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 53, 55, 64, 71, 80, 88, 100, 106, 110, 142, 160, 176, 200, 212, 220, 265, 275, 284, 320, 352, 355, 400, 424, 440, 530, 550, 568, 583, 704, 710, 781, 800, 848, 880, 1060, 1100, 1136, 1166, 1325, 1420, 1562, 1600, 1696, 1760, 1775, 2120, 2200, 2272, 2332, 2650, 2840, 2915, 3124, 3392, 3520, 3550, 3763, 3905, 4240, 4400, 4544, 4664, 5300, 5680, 5830, 6248, 7100, 7526, 7810, 8480, 8800, 9328, 10600, 11360, 11660, 12496, 14200, 14575, 15052, 15620, 16960, 17600, 18656, 18815, 19525, 21200, 22720, 23320, 24992, 28400, 29150, 30104, 31240, 37312, 37630, 39050, 41393, 42400, 46640, 49984, 56800, 58300, 60208, 62480, 75260, 78100, 82786, 84800, 93280, 94075, 113600, 116600, 120416, 124960, 150520, 156200, 165572, 186560, 188150, 206965, 233200, 240832, 249920, 301040, 312400, 331144, 376300, 413930, 466400, 602080, 624800, 662288, 752600, 827860, 932800, 1034825, 1204160, 1249600, 1324576, 1505200, 1655720, 2069650, 2649152, 3010400, 3311440, 4139300, 6020800, 6622880, 8278600, 13245760, 16557200, 33114400, 66228800]

約数ペア:

[(1, 66228800), (2, 33114400), (4, 16557200), (5, 13245760), (8, 8278600), (10, 6622880), (11, 6020800), (16, 4139300), (20, 3311440), (22, 3010400), (25, 2649152), (32, 2069650), (40, 1655720), (44, 1505200), (50, 1324576), (53, 1249600), (55, 1204160), (64, 1034825), (71, 932800), (80, 827860), (88, 752600), (100, 662288), (106, 624800), (110, 602080), (142, 466400), (160, 413930), (176, 376300), (200, 331144), (212, 312400), (220, 301040), (265, 249920), (275, 240832), (284, 233200), (320, 206965), (352, 188150), (355, 186560), (400, 165572), (424, 156200), (440, 150520), (530, 124960), (550, 120416), (568, 116600), (583, 113600), (704, 94075), (710, 93280), (781, 84800), (800, 82786), (848, 78100), (880, 75260), (1060, 62480), (1100, 60208), (1136, 58300), (1166, 56800), (1325, 49984), (1420, 46640), (1562, 42400), (1600, 41393), (1696, 39050), (1760, 37630), (1775, 37312), (2120, 31240), (2200, 30104), (2272, 29150), (2332, 28400), (2650, 24992), (2840, 23320), (2915, 22720), (3124, 21200), (3392, 19525), (3520, 18815), (3550, 18656), (3763, 17600), (3905, 16960), (4240, 15620), (4400, 15052), (4544, 14575), (4664, 14200), (5300, 12496), (5680, 11660), (5830, 11360), (6248, 10600), (7100, 9328), (7526, 8800), (7810, 8480)]