25005995

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 37294080

約数和(自身を除く): 12288085

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 1213, 2945, 4123, 6065, 8491, 20615, 23047, 37603, 42455, 115235, 161329, 188015, 263221, 714457, 806645, 1316105, 3572285, 5001199, 25005995]

約数ペア:

[(1, 25005995), (5, 5001199), (7, 3572285), (19, 1316105), (31, 806645), (35, 714457), (95, 263221), (133, 188015), (155, 161329), (217, 115235), (589, 42455), (665, 37603), (1085, 23047), (1213, 20615), (2945, 8491), (4123, 6065)]