25156376

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 57108480

約数和(自身を除く): 31952104

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 56, 62, 86, 124, 172, 217, 248, 301, 337, 344, 434, 602, 674, 868, 1204, 1333, 1348, 1736, 2359, 2408, 2666, 2696, 4718, 5332, 9331, 9436, 10447, 10664, 14491, 18662, 18872, 20894, 28982, 37324, 41788, 57964, 73129, 74648, 83576, 101437, 115928, 146258, 202874, 292516, 405748, 449221, 585032, 811496, 898442, 1796884, 3144547, 3593768, 6289094, 12578188, 25156376]

約数ペア:

[(1, 25156376), (2, 12578188), (4, 6289094), (7, 3593768), (8, 3144547), (14, 1796884), (28, 898442), (31, 811496), (43, 585032), (56, 449221), (62, 405748), (86, 292516), (124, 202874), (172, 146258), (217, 115928), (248, 101437), (301, 83576), (337, 74648), (344, 73129), (434, 57964), (602, 41788), (674, 37324), (868, 28982), (1204, 20894), (1333, 18872), (1348, 18662), (1736, 14491), (2359, 10664), (2408, 10447), (2666, 9436), (2696, 9331), (4718, 5332)]