40494065

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 49363776

約数和(自身を除く): 8869711

約数列:

[1, 5, 131, 211, 293, 655, 1055, 1465, 27641, 38383, 61823, 138205, 191915, 309115, 8098813, 40494065]

約数ペア:

[(1, 40494065), (5, 8098813), (131, 309115), (211, 191915), (293, 138205), (655, 61823), (1055, 38383), (1465, 27641)]