128808512

素因数分解:

$2^6\times 7^1\times {\mathrm{317}}^1\times {\mathrm{907}}^1$

素因数の和:1243

約数の個数: 56

約数和(自身を含む): 293363904

約数和(自身を除く): 164555392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 317, 448, 634, 907, 1268, 1814, 2219, 2536, 3628, 4438, 5072, 6349, 7256, 8876, 10144, 12698, 14512, 17752, 20288, 25396, 29024, 35504, 50792, 58048, 71008, 101584, 142016, 203168, 287519, 406336, 575038, 1150076, 2012633, 2300152, 4025266, 4600304, 8050532, 9200608, 16101064, 18401216, 32202128, 64404256, 128808512]

約数ペア:

[(1, 128808512), (2, 64404256), (4, 32202128), (7, 18401216), (8, 16101064), (14, 9200608), (16, 8050532), (28, 4600304), (32, 4025266), (56, 2300152), (64, 2012633), (112, 1150076), (224, 575038), (317, 406336), (448, 287519), (634, 203168), (907, 142016), (1268, 101584), (1814, 71008), (2219, 58048), (2536, 50792), (3628, 35504), (4438, 29024), (5072, 25396), (6349, 20288), (7256, 17752), (8876, 14512), (10144, 12698)]