80822528

素因数分解:

$2^8\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1150

約数の個数: 36

約数和(自身を含む): 161909328

約数和(自身を除く): 81086800

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 491, 643, 982, 1286, 1964, 2572, 3928, 5144, 7856, 10288, 15712, 20576, 31424, 41152, 62848, 82304, 125696, 164608, 315713, 631426, 1262852, 2525704, 5051408, 10102816, 20205632, 40411264, 80822528]

約数ペア:

[(1, 80822528), (2, 40411264), (4, 20205632), (8, 10102816), (16, 5051408), (32, 2525704), (64, 1262852), (128, 631426), (256, 315713), (491, 164608), (643, 125696), (982, 82304), (1286, 62848), (1964, 41152), (2572, 31424), (3928, 20576), (5144, 15712), (7856, 10288)]