31987520

素因数分解:

$2^6\times 5^1\times {\mathrm{99961}}^1$

素因数の和:99978

約数の個数: 28

約数和(自身を含む): 76171044

約数和(自身を除く): 44183524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 99961, 199922, 399844, 499805, 799688, 999610, 1599376, 1999220, 3198752, 3998440, 6397504, 7996880, 15993760, 31987520]

約数ペア:

[(1, 31987520), (2, 15993760), (4, 7996880), (5, 6397504), (8, 3998440), (10, 3198752), (16, 1999220), (20, 1599376), (32, 999610), (40, 799688), (64, 499805), (80, 399844), (160, 199922), (320, 99961)]