26285440

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 63880560

約数和(自身を除く): 37595120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 613, 640, 670, 1072, 1226, 1340, 2144, 2452, 2680, 3065, 4288, 4904, 5360, 6130, 8576, 9808, 10720, 12260, 19616, 21440, 24520, 39232, 41071, 42880, 49040, 78464, 82142, 98080, 164284, 196160, 205355, 328568, 392320, 410710, 657136, 821420, 1314272, 1642840, 2628544, 3285680, 5257088, 6571360, 13142720, 26285440]

約数ペア:

[(1, 26285440), (2, 13142720), (4, 6571360), (5, 5257088), (8, 3285680), (10, 2628544), (16, 1642840), (20, 1314272), (32, 821420), (40, 657136), (64, 410710), (67, 392320), (80, 328568), (128, 205355), (134, 196160), (160, 164284), (268, 98080), (320, 82142), (335, 78464), (536, 49040), (613, 42880), (640, 41071), (670, 39232), (1072, 24520), (1226, 21440), (1340, 19616), (2144, 12260), (2452, 10720), (2680, 9808), (3065, 8576), (4288, 6130), (4904, 5360)]