67040390

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{13171}}^1$

素因数の和:13687

約数の個数: 16

約数和(自身を含む): 120918960

約数和(自身を除く): 53878570

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 13171, 26342, 65855, 131710, 6704039, 13408078, 33520195, 67040390]

約数ペア:

[(1, 67040390), (2, 33520195), (5, 13408078), (10, 6704039), (509, 131710), (1018, 65855), (2545, 26342), (5090, 13171)]