20051675

素因数分解:

$5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 28644000

約数和(自身を除く): 8592325

約数列:

[1, 5, 7, 25, 35, 149, 175, 745, 769, 1043, 3725, 3845, 5215, 5383, 19225, 26075, 26915, 114581, 134575, 572905, 802067, 2864525, 4010335, 20051675]

約数ペア:

[(1, 20051675), (5, 4010335), (7, 2864525), (25, 802067), (35, 572905), (149, 134575), (175, 114581), (745, 26915), (769, 26075), (1043, 19225), (3725, 5383), (3845, 5215)]