8149700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6269}}^1$

素因数の和:6296

約数の個数: 36

約数和(自身を含む): 19048260

約数和(自身を除く): 10898560

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 6269, 12538, 25076, 31345, 62690, 81497, 125380, 156725, 162994, 313450, 325988, 407485, 626900, 814970, 1629940, 2037425, 4074850, 8149700]

約数ペア:

[(1, 8149700), (2, 4074850), (4, 2037425), (5, 1629940), (10, 814970), (13, 626900), (20, 407485), (25, 325988), (26, 313450), (50, 162994), (52, 156725), (65, 125380), (100, 81497), (130, 62690), (260, 31345), (325, 25076), (650, 12538), (1300, 6269)]