205805730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1009}}^1$

素因数の和:1555

約数の個数: 64

約数和(自身を含む): 533473920

約数和(自身を除く): 327668190

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 523, 1009, 1046, 1569, 2018, 2615, 3027, 3138, 5045, 5230, 6054, 6799, 7845, 10090, 13117, 13598, 15135, 15690, 20397, 26234, 30270, 33995, 39351, 40794, 65585, 67990, 78702, 101985, 131170, 196755, 203970, 393510, 527707, 1055414, 1583121, 2638535, 3166242, 5277070, 6860191, 7915605, 13720382, 15831210, 20580573, 34300955, 41161146, 68601910, 102902865, 205805730]

約数ペア:

[(1, 205805730), (2, 102902865), (3, 68601910), (5, 41161146), (6, 34300955), (10, 20580573), (13, 15831210), (15, 13720382), (26, 7915605), (30, 6860191), (39, 5277070), (65, 3166242), (78, 2638535), (130, 1583121), (195, 1055414), (390, 527707), (523, 393510), (1009, 203970), (1046, 196755), (1569, 131170), (2018, 101985), (2615, 78702), (3027, 67990), (3138, 65585), (5045, 40794), (5230, 39351), (6054, 33995), (6799, 30270), (7845, 26234), (10090, 20397), (13117, 15690), (13598, 15135)]