206503825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4973}}^1$

素因数の和:5145

約数の個数: 24

約数和(自身を含む): 281249856

約数和(自身を除く): 74746031

約数列:

[1, 5, 11, 25, 55, 151, 275, 755, 1661, 3775, 4973, 8305, 24865, 41525, 54703, 124325, 273515, 750923, 1367575, 3754615, 8260153, 18773075, 41300765, 206503825]

約数ペア:

[(1, 206503825), (5, 41300765), (11, 18773075), (25, 8260153), (55, 3754615), (151, 1367575), (275, 750923), (755, 273515), (1661, 124325), (3775, 54703), (4973, 41525), (8305, 24865)]