25057888

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 26380352

約数列:

[1, 2, 4, 8, 16, 32, 41, 71, 82, 142, 164, 269, 284, 328, 538, 568, 656, 1076, 1136, 1312, 2152, 2272, 2911, 4304, 5822, 8608, 11029, 11644, 19099, 22058, 23288, 38198, 44116, 46576, 76396, 88232, 93152, 152792, 176464, 305584, 352928, 611168, 783059, 1566118, 3132236, 6264472, 12528944, 25057888]

約数ペア:

[(1, 25057888), (2, 12528944), (4, 6264472), (8, 3132236), (16, 1566118), (32, 783059), (41, 611168), (71, 352928), (82, 305584), (142, 176464), (164, 152792), (269, 93152), (284, 88232), (328, 76396), (538, 46576), (568, 44116), (656, 38198), (1076, 23288), (1136, 22058), (1312, 19099), (2152, 11644), (2272, 11029), (2911, 8608), (4304, 5822)]