71363990

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{51341}}^1$

素因数の和:51487

約数の個数: 16

約数和(自身を含む): 129381840

約数和(自身を除く): 58017850

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 51341, 102682, 256705, 513410, 7136399, 14272798, 35681995, 71363990]

約数ペア:

[(1, 71363990), (2, 35681995), (5, 14272798), (10, 7136399), (139, 513410), (278, 256705), (695, 102682), (1390, 51341)]