89761280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{5009}}^1$

素因数の和:5039

約数の個数: 80

約数和(自身を含む): 246011040

約数和(自身を除く): 156249760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5009, 8960, 10018, 17920, 20036, 25045, 35063, 40072, 50090, 70126, 80144, 100180, 140252, 160288, 175315, 200360, 280504, 320576, 350630, 400720, 561008, 641152, 701260, 801440, 1122016, 1282304, 1402520, 1602880, 2244032, 2564608, 2805040, 3205760, 4488064, 5610080, 6411520, 8976128, 11220160, 12823040, 17952256, 22440320, 44880640, 89761280]

約数ペア:

[(1, 89761280), (2, 44880640), (4, 22440320), (5, 17952256), (7, 12823040), (8, 11220160), (10, 8976128), (14, 6411520), (16, 5610080), (20, 4488064), (28, 3205760), (32, 2805040), (35, 2564608), (40, 2244032), (56, 1602880), (64, 1402520), (70, 1282304), (80, 1122016), (112, 801440), (128, 701260), (140, 641152), (160, 561008), (224, 400720), (256, 350630), (280, 320576), (320, 280504), (448, 200360), (512, 175315), (560, 160288), (640, 140252), (896, 100180), (1120, 80144), (1280, 70126), (1792, 50090), (2240, 40072), (2560, 35063), (3584, 25045), (4480, 20036), (5009, 17920), (8960, 10018)]