71320990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{548623}}^1$

素因数の和:548643

約数の個数: 16

約数和(自身を含む): 138253248

約数和(自身を除く): 66932258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 548623, 1097246, 2743115, 5486230, 7132099, 14264198, 35660495, 71320990]

約数ペア:

[(1, 71320990), (2, 35660495), (5, 14264198), (10, 7132099), (13, 5486230), (26, 2743115), (65, 1097246), (130, 548623)]