388180325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1278

約数の個数: 36

約数和(自身を含む): 528269760

約数和(自身を除く): 140089435

約数列:

[1, 5, 13, 25, 65, 79, 169, 325, 395, 845, 1027, 1163, 1975, 4225, 5135, 5815, 13351, 15119, 25675, 29075, 66755, 75595, 91877, 196547, 333775, 377975, 459385, 982735, 1194401, 2296925, 4913675, 5972005, 15527213, 29860025, 77636065, 388180325]

約数ペア:

[(1, 388180325), (5, 77636065), (13, 29860025), (25, 15527213), (65, 5972005), (79, 4913675), (169, 2296925), (325, 1194401), (395, 982735), (845, 459385), (1027, 377975), (1163, 333775), (1975, 196547), (4225, 91877), (5135, 75595), (5815, 66755), (13351, 29075), (15119, 25675)]