161574990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{38747}}^1$

素因数の和:38896

約数の個数: 32

約数和(自身を含む): 390579840

約数和(自身を除く): 229004850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 38747, 77494, 116241, 193735, 232482, 387470, 581205, 1162410, 5385833, 10771666, 16157499, 26929165, 32314998, 53858330, 80787495, 161574990]

約数ペア:

[(1, 161574990), (2, 80787495), (3, 53858330), (5, 32314998), (6, 26929165), (10, 16157499), (15, 10771666), (30, 5385833), (139, 1162410), (278, 581205), (417, 387470), (695, 232482), (834, 193735), (1390, 116241), (2085, 77494), (4170, 38747)]