28679950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{44123}}^1$

素因数の和:44148

約数の個数: 24

約数和(自身を含む): 57449448

約数和(自身を除く): 28769498

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 44123, 88246, 220615, 441230, 573599, 1103075, 1147198, 2206150, 2867995, 5735990, 14339975, 28679950]

約数ペア:

[(1, 28679950), (2, 14339975), (5, 5735990), (10, 2867995), (13, 2206150), (25, 1147198), (26, 1103075), (50, 573599), (65, 441230), (130, 220615), (325, 88246), (650, 44123)]