20259325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 27004968

約数和(自身を除く): 6745643

約数列:

[1, 5, 17, 25, 73, 85, 365, 425, 653, 1241, 1825, 3265, 6205, 11101, 16325, 31025, 47669, 55505, 238345, 277525, 810373, 1191725, 4051865, 20259325]

約数ペア:

[(1, 20259325), (5, 4051865), (17, 1191725), (25, 810373), (73, 277525), (85, 238345), (365, 55505), (425, 47669), (653, 31025), (1241, 16325), (1825, 11101), (3265, 6205)]