87129620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{34303}}^1$

素因数の和:34439

約数の個数: 24

約数和(自身を含む): 184418304

約数和(自身を除く): 97288684

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 34303, 68606, 137212, 171515, 343030, 686060, 4356481, 8712962, 17425924, 21782405, 43564810, 87129620]

約数ペア:

[(1, 87129620), (2, 43564810), (4, 21782405), (5, 17425924), (10, 8712962), (20, 4356481), (127, 686060), (254, 343030), (508, 171515), (635, 137212), (1270, 68606), (2540, 34303)]