77681888

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 157335696

約数和(自身を除く): 79653808

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 163, 212, 281, 326, 424, 562, 652, 848, 1124, 1304, 1696, 2248, 2608, 4496, 5216, 8639, 8992, 14893, 17278, 29786, 34556, 45803, 59572, 69112, 91606, 119144, 138224, 183212, 238288, 276448, 366424, 476576, 732848, 1465696, 2427559, 4855118, 9710236, 19420472, 38840944, 77681888]

約数ペア:

[(1, 77681888), (2, 38840944), (4, 19420472), (8, 9710236), (16, 4855118), (32, 2427559), (53, 1465696), (106, 732848), (163, 476576), (212, 366424), (281, 276448), (326, 238288), (424, 183212), (562, 138224), (652, 119144), (848, 91606), (1124, 69112), (1304, 59572), (1696, 45803), (2248, 34556), (2608, 29786), (4496, 17278), (5216, 14893), (8639, 8992)]