80343370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1289}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 151580160

約数和(自身を除く): 71236790

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 271, 542, 1289, 1355, 2578, 2710, 6233, 6445, 12466, 12890, 29647, 31165, 59294, 62330, 148235, 296470, 349319, 698638, 1746595, 3493190, 8034337, 16068674, 40171685, 80343370]

約数ペア:

[(1, 80343370), (2, 40171685), (5, 16068674), (10, 8034337), (23, 3493190), (46, 1746595), (115, 698638), (230, 349319), (271, 296470), (542, 148235), (1289, 62330), (1355, 59294), (2578, 31165), (2710, 29647), (6233, 12890), (6445, 12466)]