27887275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 37966320

約数和(自身を除く): 10079045

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 1619, 3445, 8095, 17225, 21047, 40475, 85807, 105235, 429035, 526175, 1115491, 2145175, 5577455, 27887275]

約数ペア:

[(1, 27887275), (5, 5577455), (13, 2145175), (25, 1115491), (53, 526175), (65, 429035), (265, 105235), (325, 85807), (689, 40475), (1325, 21047), (1619, 17225), (3445, 8095)]