72709168

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8893}}^1$

素因数の和:8981

約数の個数: 40

約数和(自身を含む): 163222688

約数和(自身を除く): 90513520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 8893, 17786, 35572, 62251, 71144, 124502, 142288, 249004, 498008, 649189, 996016, 1298378, 2596756, 4544323, 5193512, 9088646, 10387024, 18177292, 36354584, 72709168]

約数ペア:

[(1, 72709168), (2, 36354584), (4, 18177292), (7, 10387024), (8, 9088646), (14, 5193512), (16, 4544323), (28, 2596756), (56, 1298378), (73, 996016), (112, 649189), (146, 498008), (292, 249004), (511, 142288), (584, 124502), (1022, 71144), (1168, 62251), (2044, 35572), (4088, 17786), (8176, 8893)]