69810260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{268501}}^1$

素因数の和:268523

約数の個数: 24

約数和(自身を含む): 157879176

約数和(自身を除く): 88068916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 268501, 537002, 1074004, 1342505, 2685010, 3490513, 5370020, 6981026, 13962052, 17452565, 34905130, 69810260]

約数ペア:

[(1, 69810260), (2, 34905130), (4, 17452565), (5, 13962052), (10, 6981026), (13, 5370020), (20, 3490513), (26, 2685010), (52, 1342505), (65, 1074004), (130, 537002), (260, 268501)]