68805760

素因数分解:

$2^7\times 5^1\times {\mathrm{107509}}^1$

素因数の和:107528

約数の個数: 32

約数和(自身を含む): 164490300

約数和(自身を除く): 95684540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 107509, 215018, 430036, 537545, 860072, 1075090, 1720144, 2150180, 3440288, 4300360, 6880576, 8600720, 13761152, 17201440, 34402880, 68805760]

約数ペア:

[(1, 68805760), (2, 34402880), (4, 17201440), (5, 13761152), (8, 8600720), (10, 6880576), (16, 4300360), (20, 3440288), (32, 2150180), (40, 1720144), (64, 1075090), (80, 860072), (128, 537545), (160, 430036), (320, 215018), (640, 107509)]