28145024

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 59633280

約数和(自身を除く): 31488256

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 173, 248, 328, 346, 496, 656, 692, 992, 1271, 1312, 1384, 1984, 2542, 2624, 2768, 3968, 5084, 5248, 5363, 5536, 7093, 10168, 10726, 11072, 14186, 20336, 21452, 22144, 28372, 40672, 42904, 56744, 81344, 85808, 113488, 162688, 171616, 219883, 226976, 343232, 439766, 453952, 686464, 879532, 907904, 1759064, 3518128, 7036256, 14072512, 28145024]

約数ペア:

[(1, 28145024), (2, 14072512), (4, 7036256), (8, 3518128), (16, 1759064), (31, 907904), (32, 879532), (41, 686464), (62, 453952), (64, 439766), (82, 343232), (124, 226976), (128, 219883), (164, 171616), (173, 162688), (248, 113488), (328, 85808), (346, 81344), (496, 56744), (656, 42904), (692, 40672), (992, 28372), (1271, 22144), (1312, 21452), (1384, 20336), (1984, 14186), (2542, 11072), (2624, 10726), (2768, 10168), (3968, 7093), (5084, 5536), (5248, 5363)]