78748768

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18503}}^1$

素因数の和:18539

約数の個数: 48

約数和(自身を含む): 186520320

約数和(自身を除く): 107771552

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 18503, 37006, 74012, 129521, 148024, 259042, 296048, 351557, 518084, 592096, 703114, 1036168, 1406228, 2072336, 2460899, 2812456, 4144672, 4921798, 5624912, 9843596, 11249824, 19687192, 39374384, 78748768]

約数ペア:

[(1, 78748768), (2, 39374384), (4, 19687192), (7, 11249824), (8, 9843596), (14, 5624912), (16, 4921798), (19, 4144672), (28, 2812456), (32, 2460899), (38, 2072336), (56, 1406228), (76, 1036168), (112, 703114), (133, 592096), (152, 518084), (224, 351557), (266, 296048), (304, 259042), (532, 148024), (608, 129521), (1064, 74012), (2128, 37006), (4256, 18503)]