25520640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3323}}^1$

素因数の和:3349

約数の個数: 80

約数和(自身を含む): 81610848

約数和(自身を除く): 56090208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3323, 3840, 6646, 7680, 9969, 13292, 16615, 19938, 26584, 33230, 39876, 49845, 53168, 66460, 79752, 99690, 106336, 132920, 159504, 199380, 212672, 265840, 319008, 398760, 425344, 531680, 638016, 797520, 850688, 1063360, 1276032, 1595040, 1701376, 2126720, 2552064, 3190080, 4253440, 5104128, 6380160, 8506880, 12760320, 25520640]

約数ペア:

[(1, 25520640), (2, 12760320), (3, 8506880), (4, 6380160), (5, 5104128), (6, 4253440), (8, 3190080), (10, 2552064), (12, 2126720), (15, 1701376), (16, 1595040), (20, 1276032), (24, 1063360), (30, 850688), (32, 797520), (40, 638016), (48, 531680), (60, 425344), (64, 398760), (80, 319008), (96, 265840), (120, 212672), (128, 199380), (160, 159504), (192, 132920), (240, 106336), (256, 99690), (320, 79752), (384, 66460), (480, 53168), (512, 49845), (640, 39876), (768, 33230), (960, 26584), (1280, 19938), (1536, 16615), (1920, 13292), (2560, 9969), (3323, 7680), (3840, 6646)]