80869855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47431}}^1$

素因数の和:47478

約数の個数: 16

約数和(自身を含む): 109283328

約数和(自身を除く): 28413473

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 47431, 237155, 521741, 1470361, 2608705, 7351805, 16173971, 80869855]

約数ペア:

[(1, 80869855), (5, 16173971), (11, 7351805), (31, 2608705), (55, 1470361), (155, 521741), (341, 237155), (1705, 47431)]