90208105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73043}}^1$

素因数の和:73080

約数の個数: 16

約数和(自身を含む): 122713920

約数和(自身を除く): 32505815

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 73043, 365215, 949559, 1387817, 4747795, 6939085, 18041621, 90208105]

約数ペア:

[(1, 90208105), (5, 18041621), (13, 6939085), (19, 4747795), (65, 1387817), (95, 949559), (247, 365215), (1235, 73043)]