890235850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28579}}^1$

素因数の和:28687

約数の個数: 48

約数和(自身を含む): 1913716800

約数和(自身を除く): 1023480950

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 1246, 2225, 3115, 4450, 6230, 15575, 28579, 31150, 57158, 142895, 200053, 285790, 400106, 714475, 1000265, 1428950, 2000530, 2543531, 5001325, 5087062, 10002650, 12717655, 17804717, 25435310, 35609434, 63588275, 89023585, 127176550, 178047170, 445117925, 890235850]

約数ペア:

[(1, 890235850), (2, 445117925), (5, 178047170), (7, 127176550), (10, 89023585), (14, 63588275), (25, 35609434), (35, 25435310), (50, 17804717), (70, 12717655), (89, 10002650), (175, 5087062), (178, 5001325), (350, 2543531), (445, 2000530), (623, 1428950), (890, 1000265), (1246, 714475), (2225, 400106), (3115, 285790), (4450, 200053), (6230, 142895), (15575, 57158), (28579, 31150)]