515151010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{203617}}^1$

素因数の和:203658

約数の個数: 32

約数和(自身を含む): 1055555712

約数和(自身を除く): 540404702

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 203617, 407234, 1018085, 2036170, 2239787, 4479574, 4683191, 9366382, 11198935, 22397870, 23415955, 46831910, 51515101, 103030202, 257575505, 515151010]

約数ペア:

[(1, 515151010), (2, 257575505), (5, 103030202), (10, 51515101), (11, 46831910), (22, 23415955), (23, 22397870), (46, 11198935), (55, 9366382), (110, 4683191), (115, 4479574), (230, 2239787), (253, 2036170), (506, 1018085), (1265, 407234), (2530, 203617)]