100683280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66239}}^1$

素因数の和:66271

約数の個数: 40

約数和(自身を含む): 246412800

約数和(自身を除く): 145729520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 66239, 132478, 264956, 331195, 529912, 662390, 1059824, 1258541, 1324780, 2517082, 2649560, 5034164, 5299120, 6292705, 10068328, 12585410, 20136656, 25170820, 50341640, 100683280]

約数ペア:

[(1, 100683280), (2, 50341640), (4, 25170820), (5, 20136656), (8, 12585410), (10, 10068328), (16, 6292705), (19, 5299120), (20, 5034164), (38, 2649560), (40, 2517082), (76, 1324780), (80, 1258541), (95, 1059824), (152, 662390), (190, 529912), (304, 331195), (380, 264956), (760, 132478), (1520, 66239)]