202161700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{155509}}^1$

素因数の和:155536

約数の個数: 36

約数和(自身を含む): 472439380

約数和(自身を除く): 270277680

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 155509, 311018, 622036, 777545, 1555090, 2021617, 3110180, 3887725, 4043234, 7775450, 8086468, 10108085, 15550900, 20216170, 40432340, 50540425, 101080850, 202161700]

約数ペア:

[(1, 202161700), (2, 101080850), (4, 50540425), (5, 40432340), (10, 20216170), (13, 15550900), (20, 10108085), (25, 8086468), (26, 7775450), (50, 4043234), (52, 3887725), (65, 3110180), (100, 2021617), (130, 1555090), (260, 777545), (325, 622036), (650, 311018), (1300, 155509)]