26278075

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{1987}}^1$

素因数の和:2043

約数の個数: 18

約数和(自身を含む): 34080284

約数和(自身を除く): 7802209

約数列:

[1, 5, 23, 25, 115, 529, 575, 1987, 2645, 9935, 13225, 45701, 49675, 228505, 1051123, 1142525, 5255615, 26278075]

約数ペア:

[(1, 26278075), (5, 5255615), (23, 1142525), (25, 1051123), (115, 228505), (529, 49675), (575, 45701), (1987, 13225), (2645, 9935)]