16149575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 23748480

約数和(自身を除く): 7598905

約数列:

[1, 5, 13, 17, 25, 37, 65, 79, 85, 185, 221, 325, 395, 425, 481, 629, 925, 1027, 1105, 1343, 1975, 2405, 2923, 3145, 5135, 5525, 6715, 8177, 12025, 14615, 15725, 17459, 25675, 33575, 37999, 40885, 49691, 73075, 87295, 189995, 204425, 248455, 436475, 645983, 949975, 1242275, 3229915, 16149575]

約数ペア:

[(1, 16149575), (5, 3229915), (13, 1242275), (17, 949975), (25, 645983), (37, 436475), (65, 248455), (79, 204425), (85, 189995), (185, 87295), (221, 73075), (325, 49691), (395, 40885), (425, 37999), (481, 33575), (629, 25675), (925, 17459), (1027, 15725), (1105, 14615), (1343, 12025), (1975, 8177), (2405, 6715), (2923, 5525), (3145, 5135)]