20147248625

素因数分解:

$5^3\times 7^1\times {\mathrm{23025427}}^1$

素因数の和:23025449

約数の個数: 16

約数和(自身を含む): 28735734144

約数和(自身を除く): 8588485519

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 23025427, 115127135, 161177989, 575635675, 805889945, 2878178375, 4029449725, 20147248625]

約数ペア:

[(1, 20147248625), (5, 4029449725), (7, 2878178375), (25, 805889945), (35, 575635675), (125, 161177989), (175, 115127135), (875, 23025427)]