131275370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1723}}^1$

素因数の和:2150

約数の個数: 32

約数和(自身を含む): 249497280

約数和(自身を除く): 118221910

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 401, 802, 1723, 2005, 3446, 4010, 7619, 8615, 15238, 17230, 32737, 38095, 65474, 76190, 163685, 327370, 690923, 1381846, 3454615, 6909230, 13127537, 26255074, 65637685, 131275370]

約数ペア:

[(1, 131275370), (2, 65637685), (5, 26255074), (10, 13127537), (19, 6909230), (38, 3454615), (95, 1381846), (190, 690923), (401, 327370), (802, 163685), (1723, 76190), (2005, 65474), (3446, 38095), (4010, 32737), (7619, 17230), (8615, 15238)]