88641920

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3221}}^1$

素因数の和:3283

約数の個数: 64

約数和(自身を含む): 216905040

約数和(自身を除く): 128263120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3221, 3440, 5504, 6442, 6880, 12884, 13760, 16105, 25768, 27520, 32210, 51536, 64420, 103072, 128840, 138503, 206144, 257680, 277006, 412288, 515360, 554012, 692515, 1030720, 1108024, 1385030, 2061440, 2216048, 2770060, 4432096, 5540120, 8864192, 11080240, 17728384, 22160480, 44320960, 88641920]

約数ペア:

[(1, 88641920), (2, 44320960), (4, 22160480), (5, 17728384), (8, 11080240), (10, 8864192), (16, 5540120), (20, 4432096), (32, 2770060), (40, 2216048), (43, 2061440), (64, 1385030), (80, 1108024), (86, 1030720), (128, 692515), (160, 554012), (172, 515360), (215, 412288), (320, 277006), (344, 257680), (430, 206144), (640, 138503), (688, 128840), (860, 103072), (1376, 64420), (1720, 51536), (2752, 32210), (3221, 27520), (3440, 25768), (5504, 16105), (6442, 13760), (6880, 12884)]