138017815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 201398400

約数和(自身を除く): 63380585

約数列:

[1, 5, 13, 17, 29, 59, 65, 73, 85, 145, 221, 295, 365, 377, 493, 767, 949, 1003, 1105, 1241, 1711, 1885, 2117, 2465, 3835, 4307, 4745, 5015, 6205, 6409, 8555, 10585, 13039, 16133, 21535, 22243, 27521, 29087, 32045, 35989, 55991, 65195, 73219, 80665, 111215, 124903, 137605, 145435, 179945, 279955, 366095, 378131, 467857, 624515, 951847, 1623739, 1890655, 2123351, 2339285, 4759235, 8118695, 10616755, 27603563, 138017815]

約数ペア:

[(1, 138017815), (5, 27603563), (13, 10616755), (17, 8118695), (29, 4759235), (59, 2339285), (65, 2123351), (73, 1890655), (85, 1623739), (145, 951847), (221, 624515), (295, 467857), (365, 378131), (377, 366095), (493, 279955), (767, 179945), (949, 145435), (1003, 137605), (1105, 124903), (1241, 111215), (1711, 80665), (1885, 73219), (2117, 65195), (2465, 55991), (3835, 35989), (4307, 32045), (4745, 29087), (5015, 27521), (6205, 22243), (6409, 21535), (8555, 16133), (10585, 13039)]