85528880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56269}}^1$

素因数の和:56301

約数の個数: 40

約数和(自身を含む): 209324400

約数和(自身を除く): 123795520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 56269, 112538, 225076, 281345, 450152, 562690, 900304, 1069111, 1125380, 2138222, 2250760, 4276444, 4501520, 5345555, 8552888, 10691110, 17105776, 21382220, 42764440, 85528880]

約数ペア:

[(1, 85528880), (2, 42764440), (4, 21382220), (5, 17105776), (8, 10691110), (10, 8552888), (16, 5345555), (19, 4501520), (20, 4276444), (38, 2250760), (40, 2138222), (76, 1125380), (80, 1069111), (95, 900304), (152, 562690), (190, 450152), (304, 281345), (380, 225076), (760, 112538), (1520, 56269)]