168268525

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 213093504

約数和(自身を除く): 44824979

約数列:

[1, 5, 25, 101, 103, 505, 515, 647, 2525, 2575, 3235, 10403, 16175, 52015, 65347, 66641, 260075, 326735, 333205, 1633675, 1666025, 6730741, 33653705, 168268525]

約数ペア:

[(1, 168268525), (5, 33653705), (25, 6730741), (101, 1666025), (103, 1633675), (505, 333205), (515, 326735), (647, 260075), (2525, 66641), (2575, 65347), (3235, 52015), (10403, 16175)]