172489208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 357073920

約数和(自身を除く): 184584712

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 163, 248, 251, 326, 502, 527, 652, 1004, 1054, 1304, 2008, 2108, 2771, 4216, 4267, 5053, 5542, 7781, 8534, 10106, 11084, 15562, 17068, 20212, 22168, 31124, 34136, 40424, 40913, 62248, 81826, 85901, 132277, 163652, 171802, 264554, 327304, 343604, 529108, 687208, 695521, 1058216, 1268303, 1391042, 2536606, 2782084, 5073212, 5564168, 10146424, 21561151, 43122302, 86244604, 172489208]

約数ペア:

[(1, 172489208), (2, 86244604), (4, 43122302), (8, 21561151), (17, 10146424), (31, 5564168), (34, 5073212), (62, 2782084), (68, 2536606), (124, 1391042), (136, 1268303), (163, 1058216), (248, 695521), (251, 687208), (326, 529108), (502, 343604), (527, 327304), (652, 264554), (1004, 171802), (1054, 163652), (1304, 132277), (2008, 85901), (2108, 81826), (2771, 62248), (4216, 40913), (4267, 40424), (5053, 34136), (5542, 31124), (7781, 22168), (8534, 20212), (10106, 17068), (11084, 15562)]