89407520

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1459}}^1$

素因数の和:1857

約数の個数: 48

約数和(自身を含む): 211921920

約数和(自身を除く): 122514400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 766, 1459, 1532, 1915, 2918, 3064, 3830, 5836, 6128, 7295, 7660, 11672, 12256, 14590, 15320, 23344, 29180, 30640, 46688, 58360, 61280, 116720, 233440, 558797, 1117594, 2235188, 2793985, 4470376, 5587970, 8940752, 11175940, 17881504, 22351880, 44703760, 89407520]

約数ペア:

[(1, 89407520), (2, 44703760), (4, 22351880), (5, 17881504), (8, 11175940), (10, 8940752), (16, 5587970), (20, 4470376), (32, 2793985), (40, 2235188), (80, 1117594), (160, 558797), (383, 233440), (766, 116720), (1459, 61280), (1532, 58360), (1915, 46688), (2918, 30640), (3064, 29180), (3830, 23344), (5836, 15320), (6128, 14590), (7295, 12256), (7660, 11672)]