1272618208

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{877}}^1$

素因数の和:1355

約数の個数: 48

約数和(自身を含む): 2534266224

約数和(自身を除く): 1261648016

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 331, 548, 662, 877, 1096, 1324, 1754, 2192, 2648, 3508, 4384, 5296, 7016, 10592, 14032, 28064, 45347, 90694, 120149, 181388, 240298, 290287, 362776, 480596, 580574, 725552, 961192, 1161148, 1451104, 1922384, 2322296, 3844768, 4644592, 9289184, 39769319, 79538638, 159077276, 318154552, 636309104, 1272618208]

約数ペア:

[(1, 1272618208), (2, 636309104), (4, 318154552), (8, 159077276), (16, 79538638), (32, 39769319), (137, 9289184), (274, 4644592), (331, 3844768), (548, 2322296), (662, 1922384), (877, 1451104), (1096, 1161148), (1324, 961192), (1754, 725552), (2192, 580574), (2648, 480596), (3508, 362776), (4384, 290287), (5296, 240298), (7016, 181388), (10592, 120149), (14032, 90694), (28064, 45347)]