79989280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71419}}^1$

素因数の和:71441

約数の個数: 48

約数和(自身を含む): 215974080

約数和(自身を除く): 135984800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71419, 142838, 285676, 357095, 499933, 571352, 714190, 999866, 1142704, 1428380, 1999732, 2285408, 2499665, 2856760, 3999464, 4999330, 5713520, 7998928, 9998660, 11427040, 15997856, 19997320, 39994640, 79989280]

約数ペア:

[(1, 79989280), (2, 39994640), (4, 19997320), (5, 15997856), (7, 11427040), (8, 9998660), (10, 7998928), (14, 5713520), (16, 4999330), (20, 3999464), (28, 2856760), (32, 2499665), (35, 2285408), (40, 1999732), (56, 1428380), (70, 1142704), (80, 999866), (112, 714190), (140, 571352), (160, 499933), (224, 357095), (280, 285676), (560, 142838), (1120, 71419)]