28816310

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 53082432

約数和(自身を除く): 24266122

約数列:

[1, 2, 5, 10, 101, 103, 202, 206, 277, 505, 515, 554, 1010, 1030, 1385, 2770, 10403, 20806, 27977, 28531, 52015, 55954, 57062, 104030, 139885, 142655, 279770, 285310, 2881631, 5763262, 14408155, 28816310]

約数ペア:

[(1, 28816310), (2, 14408155), (5, 5763262), (10, 2881631), (101, 285310), (103, 279770), (202, 142655), (206, 139885), (277, 104030), (505, 57062), (515, 55954), (554, 52015), (1010, 28531), (1030, 27977), (1385, 20806), (2770, 10403)]