131861630

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{128021}}^1$

素因数の和:128131

約数の個数: 16

約数和(自身を含む): 239657184

約数和(自身を除く): 107795554

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 128021, 256042, 640105, 1280210, 13186163, 26372326, 65930815, 131861630]

約数ペア:

[(1, 131861630), (2, 65930815), (5, 26372326), (10, 13186163), (103, 1280210), (206, 640105), (515, 256042), (1030, 128021)]