82855040

素因数分解:

$2^7\times 5^1\times {\mathrm{129461}}^1$

素因数の和:129480

約数の個数: 32

約数和(自身を含む): 198076860

約数和(自身を除く): 115221820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 129461, 258922, 517844, 647305, 1035688, 1294610, 2071376, 2589220, 4142752, 5178440, 8285504, 10356880, 16571008, 20713760, 41427520, 82855040]

約数ペア:

[(1, 82855040), (2, 41427520), (4, 20713760), (5, 16571008), (8, 10356880), (10, 8285504), (16, 5178440), (20, 4142752), (32, 2589220), (40, 2071376), (64, 1294610), (80, 1035688), (128, 647305), (160, 517844), (320, 258922), (640, 129461)]