674650

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 24

約数和(自身を含む): 1276704

約数和(自身を除く): 602054

約数列:

[1, 2, 5, 10, 25, 50, 103, 131, 206, 262, 515, 655, 1030, 1310, 2575, 3275, 5150, 6550, 13493, 26986, 67465, 134930, 337325, 674650]

約数ペア:

[(1, 674650), (2, 337325), (5, 134930), (10, 67465), (25, 26986), (50, 13493), (103, 6550), (131, 5150), (206, 3275), (262, 2575), (515, 1310), (655, 1030)]