205121601790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1831}}^1\times {\mathrm{1600387}}^1$

素因数の和:1602232

約数の個数: 32

約数和(自身を含む): 422195157504

約数和(自身を除く): 217073555714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1831, 3662, 9155, 12817, 18310, 25634, 64085, 128170, 1600387, 3200774, 8001935, 11202709, 16003870, 22405418, 56013545, 112027090, 2930308597, 5860617194, 14651542985, 20512160179, 29303085970, 41024320358, 102560800895, 205121601790]

約数ペア:

[(1, 205121601790), (2, 102560800895), (5, 41024320358), (7, 29303085970), (10, 20512160179), (14, 14651542985), (35, 5860617194), (70, 2930308597), (1831, 112027090), (3662, 56013545), (9155, 22405418), (12817, 16003870), (18310, 11202709), (25634, 8001935), (64085, 3200774), (128170, 1600387)]