64007680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2273}}^1$

素因数の和:2307

約数の個数: 80

約数和(自身を含む): 167493744

約数和(自身を除く): 103486064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2273, 2560, 2816, 3520, 4546, 5632, 7040, 9092, 11365, 14080, 18184, 22730, 25003, 28160, 36368, 45460, 50006, 72736, 90920, 100012, 125015, 145472, 181840, 200024, 250030, 290944, 363680, 400048, 500060, 581888, 727360, 800096, 1000120, 1163776, 1454720, 1600192, 2000240, 2909440, 3200384, 4000480, 5818880, 6400768, 8000960, 12801536, 16001920, 32003840, 64007680]

約数ペア:

[(1, 64007680), (2, 32003840), (4, 16001920), (5, 12801536), (8, 8000960), (10, 6400768), (11, 5818880), (16, 4000480), (20, 3200384), (22, 2909440), (32, 2000240), (40, 1600192), (44, 1454720), (55, 1163776), (64, 1000120), (80, 800096), (88, 727360), (110, 581888), (128, 500060), (160, 400048), (176, 363680), (220, 290944), (256, 250030), (320, 200024), (352, 181840), (440, 145472), (512, 125015), (640, 100012), (704, 90920), (880, 72736), (1280, 50006), (1408, 45460), (1760, 36368), (2273, 28160), (2560, 25003), (2816, 22730), (3520, 18184), (4546, 14080), (5632, 11365), (7040, 9092)]