255243280

素因数分解:

$2^4\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{2137}}^1$

素因数の和:3643

約数の個数: 40

約数和(自身を含む): 594115992

約数和(自身を除く): 338872712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1493, 2137, 2986, 4274, 5972, 7465, 8548, 10685, 11944, 14930, 17096, 21370, 23888, 29860, 34192, 42740, 59720, 85480, 119440, 170960, 3190541, 6381082, 12762164, 15952705, 25524328, 31905410, 51048656, 63810820, 127621640, 255243280]

約数ペア:

[(1, 255243280), (2, 127621640), (4, 63810820), (5, 51048656), (8, 31905410), (10, 25524328), (16, 15952705), (20, 12762164), (40, 6381082), (80, 3190541), (1493, 170960), (2137, 119440), (2986, 85480), (4274, 59720), (5972, 42740), (7465, 34192), (8548, 29860), (10685, 23888), (11944, 21370), (14930, 17096)]