16620250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3535

約数の個数: 32

約数和(自身を含む): 32760000

約数和(自身を除く): 16139750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 3499, 4750, 6998, 17495, 34990, 66481, 87475, 132962, 174950, 332405, 437375, 664810, 874750, 1662025, 3324050, 8310125, 16620250]

約数ペア:

[(1, 16620250), (2, 8310125), (5, 3324050), (10, 1662025), (19, 874750), (25, 664810), (38, 437375), (50, 332405), (95, 174950), (125, 132962), (190, 87475), (250, 66481), (475, 34990), (950, 17495), (2375, 6998), (3499, 4750)]