161257190

素因数分解:

$2^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{21821}}^1$

素因数の和:22567

約数の個数: 16

約数和(自身を含む): 290669040

約数和(自身を除く): 129411850

約数列:

[1, 2, 5, 10, 739, 1478, 3695, 7390, 21821, 43642, 109105, 218210, 16125719, 32251438, 80628595, 161257190]

約数ペア:

[(1, 161257190), (2, 80628595), (5, 32251438), (10, 16125719), (739, 218210), (1478, 109105), (3695, 43642), (7390, 21821)]