25879040

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:953

約数の個数: 80

約数和(自身を含む): 67763520

約数和(自身を除く): 41884480

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, 919, 1280, 1408, 1760, 1838, 2560, 2816, 3520, 3676, 4595, 5632, 7040, 7352, 9190, 10109, 14080, 14704, 18380, 20218, 28160, 29408, 36760, 40436, 50545, 58816, 73520, 80872, 101090, 117632, 147040, 161744, 202180, 235264, 294080, 323488, 404360, 470528, 588160, 646976, 808720, 1176320, 1293952, 1617440, 2352640, 2587904, 3234880, 5175808, 6469760, 12939520, 25879040]

約数ペア:

[(1, 25879040), (2, 12939520), (4, 6469760), (5, 5175808), (8, 3234880), (10, 2587904), (11, 2352640), (16, 1617440), (20, 1293952), (22, 1176320), (32, 808720), (40, 646976), (44, 588160), (55, 470528), (64, 404360), (80, 323488), (88, 294080), (110, 235264), (128, 202180), (160, 161744), (176, 147040), (220, 117632), (256, 101090), (320, 80872), (352, 73520), (440, 58816), (512, 50545), (640, 40436), (704, 36760), (880, 29408), (919, 28160), (1280, 20218), (1408, 18380), (1760, 14704), (1838, 14080), (2560, 10109), (2816, 9190), (3520, 7352), (3676, 7040), (4595, 5632)]