204765730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21577}}^1$

素因数の和:21670

約数の個数: 32

約数和(自身を含む): 402386544

約数和(自身を除く): 197620814

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 21577, 43154, 107885, 215770, 280501, 561002, 1402505, 1575121, 2805010, 3150242, 7875605, 15751210, 20476573, 40953146, 102382865, 204765730]

約数ペア:

[(1, 204765730), (2, 102382865), (5, 40953146), (10, 20476573), (13, 15751210), (26, 7875605), (65, 3150242), (73, 2805010), (130, 1575121), (146, 1402505), (365, 561002), (730, 280501), (949, 215770), (1898, 107885), (4745, 43154), (9490, 21577)]