163887290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20719}}^1$

素因数の和:20846

約数の個数: 32

約数和(自身を含む): 340139520

約数和(自身を除く): 176252230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3955, 7910, 20719, 41438, 103595, 145033, 207190, 290066, 725165, 1450330, 2341247, 4682494, 11706235, 16388729, 23412470, 32777458, 81943645, 163887290]

約数ペア:

[(1, 163887290), (2, 81943645), (5, 32777458), (7, 23412470), (10, 16388729), (14, 11706235), (35, 4682494), (70, 2341247), (113, 1450330), (226, 725165), (565, 290066), (791, 207190), (1130, 145033), (1582, 103595), (3955, 41438), (7910, 20719)]