161768720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38153}}^1$

素因数の和:38219

約数の個数: 40

約数和(自身を含む): 383218776

約数和(自身を除く): 221450056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 38153, 76306, 152612, 190765, 305224, 381530, 610448, 763060, 1526120, 2022109, 3052240, 4044218, 8088436, 10110545, 16176872, 20221090, 32353744, 40442180, 80884360, 161768720]

約数ペア:

[(1, 161768720), (2, 80884360), (4, 40442180), (5, 32353744), (8, 20221090), (10, 16176872), (16, 10110545), (20, 8088436), (40, 4044218), (53, 3052240), (80, 2022109), (106, 1526120), (212, 763060), (265, 610448), (424, 381530), (530, 305224), (848, 190765), (1060, 152612), (2120, 76306), (4240, 38153)]