72906890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 154828800

約数和(自身を除く): 81921910

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 127, 139, 254, 278, 295, 413, 590, 635, 695, 826, 889, 973, 1270, 1390, 1778, 1946, 2065, 4130, 4445, 4865, 7493, 8201, 8890, 9730, 14986, 16402, 17653, 35306, 37465, 41005, 52451, 57407, 74930, 82010, 88265, 104902, 114814, 123571, 176530, 247142, 262255, 287035, 524510, 574070, 617855, 1041527, 1235710, 2083054, 5207635, 7290689, 10415270, 14581378, 36453445, 72906890]

約数ペア:

[(1, 72906890), (2, 36453445), (5, 14581378), (7, 10415270), (10, 7290689), (14, 5207635), (35, 2083054), (59, 1235710), (70, 1041527), (118, 617855), (127, 574070), (139, 524510), (254, 287035), (278, 262255), (295, 247142), (413, 176530), (590, 123571), (635, 114814), (695, 104902), (826, 88265), (889, 82010), (973, 74930), (1270, 57407), (1390, 52451), (1778, 41005), (1946, 37465), (2065, 35306), (4130, 17653), (4445, 16402), (4865, 14986), (7493, 9730), (8201, 8890)]