42537425

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7841}}^1$

素因数の和:7889

約数の個数: 24

約数和(自身を含む): 62234112

約数和(自身を除く): 19696687

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 7841, 39205, 54887, 196025, 243071, 274435, 1215355, 1372175, 1701497, 6076775, 8507485, 42537425]

約数ペア:

[(1, 42537425), (5, 8507485), (7, 6076775), (25, 1701497), (31, 1372175), (35, 1215355), (155, 274435), (175, 243071), (217, 196025), (775, 54887), (1085, 39205), (5425, 7841)]