25650970

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 47258640

約数和(自身を除く): 21607670

約数列:

[1, 2, 5, 10, 101, 109, 202, 218, 233, 466, 505, 545, 1010, 1090, 1165, 2330, 11009, 22018, 23533, 25397, 47066, 50794, 55045, 110090, 117665, 126985, 235330, 253970, 2565097, 5130194, 12825485, 25650970]

約数ペア:

[(1, 25650970), (2, 12825485), (5, 5130194), (10, 2565097), (101, 253970), (109, 235330), (202, 126985), (218, 117665), (233, 110090), (466, 55045), (505, 50794), (545, 47066), (1010, 25397), (1090, 23533), (1165, 22018), (2330, 11009)]