200816525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 309813504

約数和(自身を除く): 108996979

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 103, 175, 325, 455, 515, 721, 857, 1339, 2275, 2575, 3605, 4285, 5999, 6695, 9373, 11141, 18025, 21425, 29995, 33475, 46865, 55705, 77987, 88271, 149975, 234325, 278525, 389935, 441355, 617897, 1147523, 1949675, 2206775, 3089485, 5737615, 8032661, 15447425, 28688075, 40163305, 200816525]

約数ペア:

[(1, 200816525), (5, 40163305), (7, 28688075), (13, 15447425), (25, 8032661), (35, 5737615), (65, 3089485), (91, 2206775), (103, 1949675), (175, 1147523), (325, 617897), (455, 441355), (515, 389935), (721, 278525), (857, 234325), (1339, 149975), (2275, 88271), (2575, 77987), (3605, 55705), (4285, 46865), (5999, 33475), (6695, 29995), (9373, 21425), (11141, 18025)]