72638678

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 133585200

約数和(自身を除く): 60946522

約数列:

[1, 2, 7, 14, 29, 49, 58, 61, 98, 122, 203, 406, 419, 427, 838, 854, 1421, 1769, 2842, 2933, 2989, 3538, 5866, 5978, 12151, 12383, 20531, 24302, 24766, 25559, 41062, 51118, 85057, 86681, 170114, 173362, 178913, 357826, 595399, 741211, 1190798, 1252391, 1482422, 2504782, 5188477, 10376954, 36319339, 72638678]

約数ペア:

[(1, 72638678), (2, 36319339), (7, 10376954), (14, 5188477), (29, 2504782), (49, 1482422), (58, 1252391), (61, 1190798), (98, 741211), (122, 595399), (203, 357826), (406, 178913), (419, 173362), (427, 170114), (838, 86681), (854, 85057), (1421, 51118), (1769, 41062), (2842, 25559), (2933, 24766), (2989, 24302), (3538, 20531), (5866, 12383), (5978, 12151)]