26804480

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 65833152

約数和(自身を除く): 39028672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 487, 640, 688, 860, 974, 1280, 1376, 1720, 1948, 2435, 2752, 3440, 3896, 4870, 5504, 6880, 7792, 9740, 11008, 13760, 15584, 19480, 20941, 27520, 31168, 38960, 41882, 55040, 62336, 77920, 83764, 104705, 124672, 155840, 167528, 209410, 311680, 335056, 418820, 623360, 670112, 837640, 1340224, 1675280, 2680448, 3350560, 5360896, 6701120, 13402240, 26804480]

約数ペア:

[(1, 26804480), (2, 13402240), (4, 6701120), (5, 5360896), (8, 3350560), (10, 2680448), (16, 1675280), (20, 1340224), (32, 837640), (40, 670112), (43, 623360), (64, 418820), (80, 335056), (86, 311680), (128, 209410), (160, 167528), (172, 155840), (215, 124672), (256, 104705), (320, 83764), (344, 77920), (430, 62336), (487, 55040), (640, 41882), (688, 38960), (860, 31168), (974, 27520), (1280, 20941), (1376, 19480), (1720, 15584), (1948, 13760), (2435, 11008), (2752, 9740), (3440, 7792), (3896, 6880), (4870, 5504)]