16805750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5171}}^1$

素因数の和:5201

約数の個数: 32

約数和(自身を含む): 33886944

約数和(自身を除く): 17081194

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5171, 10342, 25855, 51710, 67223, 129275, 134446, 258550, 336115, 646375, 672230, 1292750, 1680575, 3361150, 8402875, 16805750]

約数ペア:

[(1, 16805750), (2, 8402875), (5, 3361150), (10, 1680575), (13, 1292750), (25, 672230), (26, 646375), (50, 336115), (65, 258550), (125, 134446), (130, 129275), (250, 67223), (325, 51710), (650, 25855), (1625, 10342), (3250, 5171)]