25205490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{280061}}^1$

素因数の和:280074

約数の個数: 24

約数和(自身を含む): 65534508

約数和(自身を除く): 40329018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 280061, 560122, 840183, 1400305, 1680366, 2520549, 2800610, 4200915, 5041098, 8401830, 12602745, 25205490]

約数ペア:

[(1, 25205490), (2, 12602745), (3, 8401830), (5, 5041098), (6, 4200915), (9, 2800610), (10, 2520549), (15, 1680366), (18, 1400305), (30, 840183), (45, 560122), (90, 280061)]