87255040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{8521}}^1$

素因数の和:8548

約数の個数: 48

約数和(自身を含む): 209385540

約数和(自身を除く): 122130500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 8521, 10240, 17042, 34084, 42605, 68168, 85210, 136336, 170420, 272672, 340840, 545344, 681680, 1090688, 1363360, 2181376, 2726720, 4362752, 5453440, 8725504, 10906880, 17451008, 21813760, 43627520, 87255040]

約数ペア:

[(1, 87255040), (2, 43627520), (4, 21813760), (5, 17451008), (8, 10906880), (10, 8725504), (16, 5453440), (20, 4362752), (32, 2726720), (40, 2181376), (64, 1363360), (80, 1090688), (128, 681680), (160, 545344), (256, 340840), (320, 272672), (512, 170420), (640, 136336), (1024, 85210), (1280, 68168), (2048, 42605), (2560, 34084), (5120, 17042), (8521, 10240)]