90595840

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:889

約数の個数: 80

約数和(自身を含む): 222539328

約数和(自身を除く): 131943488

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, 512, 640, 688, 823, 860, 1280, 1376, 1646, 1720, 2560, 2752, 3292, 3440, 4115, 5504, 6584, 6880, 8230, 11008, 13168, 13760, 16460, 22016, 26336, 27520, 32920, 35389, 52672, 55040, 65840, 70778, 105344, 110080, 131680, 141556, 176945, 210688, 263360, 283112, 353890, 421376, 526720, 566224, 707780, 1053440, 1132448, 1415560, 2106880, 2264896, 2831120, 4529792, 5662240, 9059584, 11324480, 18119168, 22648960, 45297920, 90595840]

約数ペア:

[(1, 90595840), (2, 45297920), (4, 22648960), (5, 18119168), (8, 11324480), (10, 9059584), (16, 5662240), (20, 4529792), (32, 2831120), (40, 2264896), (43, 2106880), (64, 1415560), (80, 1132448), (86, 1053440), (128, 707780), (160, 566224), (172, 526720), (215, 421376), (256, 353890), (320, 283112), (344, 263360), (430, 210688), (512, 176945), (640, 141556), (688, 131680), (823, 110080), (860, 105344), (1280, 70778), (1376, 65840), (1646, 55040), (1720, 52672), (2560, 35389), (2752, 32920), (3292, 27520), (3440, 26336), (4115, 22016), (5504, 16460), (6584, 13760), (6880, 13168), (8230, 11008)]