254479904

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16001}}^1$

素因数の和:16089

約数の個数: 48

約数和(自身を含む): 580680576

約数和(自身を除く): 326200672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 7952, 15904, 16001, 32002, 64004, 112007, 128008, 224014, 256016, 448028, 512032, 896056, 1136071, 1792112, 2272142, 3584224, 4544284, 7952497, 9088568, 15904994, 18177136, 31809988, 36354272, 63619976, 127239952, 254479904]

約数ペア:

[(1, 254479904), (2, 127239952), (4, 63619976), (7, 36354272), (8, 31809988), (14, 18177136), (16, 15904994), (28, 9088568), (32, 7952497), (56, 4544284), (71, 3584224), (112, 2272142), (142, 1792112), (224, 1136071), (284, 896056), (497, 512032), (568, 448028), (994, 256016), (1136, 224014), (1988, 128008), (2272, 112007), (3976, 64004), (7952, 32002), (15904, 16001)]