49270720

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2045

約数の個数: 56

約数和(自身を含む): 118872000

約数和(自身を除く): 69601280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 1949, 2528, 3160, 3898, 5056, 6320, 7796, 9745, 12640, 15592, 19490, 25280, 31184, 38980, 62368, 77960, 124736, 153971, 155920, 307942, 311840, 615884, 623680, 769855, 1231768, 1539710, 2463536, 3079420, 4927072, 6158840, 9854144, 12317680, 24635360, 49270720]

約数ペア:

[(1, 49270720), (2, 24635360), (4, 12317680), (5, 9854144), (8, 6158840), (10, 4927072), (16, 3079420), (20, 2463536), (32, 1539710), (40, 1231768), (64, 769855), (79, 623680), (80, 615884), (158, 311840), (160, 307942), (316, 155920), (320, 153971), (395, 124736), (632, 77960), (790, 62368), (1264, 38980), (1580, 31184), (1949, 25280), (2528, 19490), (3160, 15592), (3898, 12640), (5056, 9745), (6320, 7796)]