7877120

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:221

約数の個数: 80

約数和(自身を含む): 20108088

約数和(自身を除く): 12230968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 181, 256, 272, 320, 340, 362, 512, 544, 640, 680, 724, 905, 1088, 1280, 1360, 1448, 1810, 2176, 2560, 2720, 2896, 3077, 3620, 4352, 5440, 5792, 6154, 7240, 8704, 10880, 11584, 12308, 14480, 15385, 21760, 23168, 24616, 28960, 30770, 43520, 46336, 49232, 57920, 61540, 92672, 98464, 115840, 123080, 196928, 231680, 246160, 393856, 463360, 492320, 787712, 984640, 1575424, 1969280, 3938560, 7877120]

約数ペア:

[(1, 7877120), (2, 3938560), (4, 1969280), (5, 1575424), (8, 984640), (10, 787712), (16, 492320), (17, 463360), (20, 393856), (32, 246160), (34, 231680), (40, 196928), (64, 123080), (68, 115840), (80, 98464), (85, 92672), (128, 61540), (136, 57920), (160, 49232), (170, 46336), (181, 43520), (256, 30770), (272, 28960), (320, 24616), (340, 23168), (362, 21760), (512, 15385), (544, 14480), (640, 12308), (680, 11584), (724, 10880), (905, 8704), (1088, 7240), (1280, 6154), (1360, 5792), (1448, 5440), (1810, 4352), (2176, 3620), (2560, 3077), (2720, 2896)]