79896880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{142673}}^1$

素因数の和:142693

約数の個数: 40

約数和(自身を含む): 212298912

約数和(自身を除く): 132402032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 142673, 285346, 570692, 713365, 998711, 1141384, 1426730, 1997422, 2282768, 2853460, 3994844, 4993555, 5706920, 7989688, 9987110, 11413840, 15979376, 19974220, 39948440, 79896880]

約数ペア:

[(1, 79896880), (2, 39948440), (4, 19974220), (5, 15979376), (7, 11413840), (8, 9987110), (10, 7989688), (14, 5706920), (16, 4993555), (20, 3994844), (28, 2853460), (35, 2282768), (40, 1997422), (56, 1426730), (70, 1141384), (80, 998711), (112, 713365), (140, 570692), (280, 285346), (560, 142673)]