65271040

素因数分解:

$2^8\times 5^1\times {\mathrm{50993}}^1$

素因数の和:51014

約数の個数: 36

約数和(自身を含む): 156347604

約数和(自身を除く): 91076564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 50993, 101986, 203972, 254965, 407944, 509930, 815888, 1019860, 1631776, 2039720, 3263552, 4079440, 6527104, 8158880, 13054208, 16317760, 32635520, 65271040]

約数ペア:

[(1, 65271040), (2, 32635520), (4, 16317760), (5, 13054208), (8, 8158880), (10, 6527104), (16, 4079440), (20, 3263552), (32, 2039720), (40, 1631776), (64, 1019860), (80, 815888), (128, 509930), (160, 407944), (256, 254965), (320, 203972), (640, 101986), (1280, 50993)]