26321360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25309}}^1$

素因数の和:25335

約数の個数: 40

約数和(自身を含む): 65907240

約数和(自身を除く): 39585880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25309, 50618, 101236, 126545, 202472, 253090, 329017, 404944, 506180, 658034, 1012360, 1316068, 1645085, 2024720, 2632136, 3290170, 5264272, 6580340, 13160680, 26321360]

約数ペア:

[(1, 26321360), (2, 13160680), (4, 6580340), (5, 5264272), (8, 3290170), (10, 2632136), (13, 2024720), (16, 1645085), (20, 1316068), (26, 1012360), (40, 658034), (52, 506180), (65, 404944), (80, 329017), (104, 253090), (130, 202472), (208, 126545), (260, 101236), (520, 50618), (1040, 25309)]