128520590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{5147}}^1$

素因数の和:5392

約数の個数: 32

約数和(自身を含む): 253528704

約数和(自身を除く): 125008114

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 227, 454, 1135, 2270, 2497, 4994, 5147, 10294, 12485, 24970, 25735, 51470, 56617, 113234, 283085, 566170, 1168369, 2336738, 5841845, 11683690, 12852059, 25704118, 64260295, 128520590]

約数ペア:

[(1, 128520590), (2, 64260295), (5, 25704118), (10, 12852059), (11, 11683690), (22, 5841845), (55, 2336738), (110, 1168369), (227, 566170), (454, 283085), (1135, 113234), (2270, 56617), (2497, 51470), (4994, 25735), (5147, 24970), (10294, 12485)]