80914880

素因数分解:

$2^6\times 5^1\times {\mathrm{293}}^1\times {\mathrm{863}}^1$

素因数の和:1173

約数の個数: 56

約数和(自身を含む): 193560192

約数和(自身を除く): 112645312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 293, 320, 586, 863, 1172, 1465, 1726, 2344, 2930, 3452, 4315, 4688, 5860, 6904, 8630, 9376, 11720, 13808, 17260, 18752, 23440, 27616, 34520, 46880, 55232, 69040, 93760, 138080, 252859, 276160, 505718, 1011436, 1264295, 2022872, 2528590, 4045744, 5057180, 8091488, 10114360, 16182976, 20228720, 40457440, 80914880]

約数ペア:

[(1, 80914880), (2, 40457440), (4, 20228720), (5, 16182976), (8, 10114360), (10, 8091488), (16, 5057180), (20, 4045744), (32, 2528590), (40, 2022872), (64, 1264295), (80, 1011436), (160, 505718), (293, 276160), (320, 252859), (586, 138080), (863, 93760), (1172, 69040), (1465, 55232), (1726, 46880), (2344, 34520), (2930, 27616), (3452, 23440), (4315, 18752), (4688, 17260), (5860, 13808), (6904, 11720), (8630, 9376)]