80891090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37277}}^1$

素因数の和:37322

約数の個数: 32

約数和(自身を含む): 171777024

約数和(自身を除く): 90885934

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 37277, 74554, 186385, 260939, 372770, 521878, 1155587, 1304695, 2311174, 2609390, 5777935, 8089109, 11555870, 16178218, 40445545, 80891090]

約数ペア:

[(1, 80891090), (2, 40445545), (5, 16178218), (7, 11555870), (10, 8089109), (14, 5777935), (31, 2609390), (35, 2311174), (62, 1304695), (70, 1155587), (155, 521878), (217, 372770), (310, 260939), (434, 186385), (1085, 74554), (2170, 37277)]