51157378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 81838080

約数和(自身を除く): 30680702

約数列:

[1, 2, 31, 62, 73, 89, 127, 146, 178, 254, 2263, 2759, 3937, 4526, 5518, 6497, 7874, 9271, 11303, 12994, 18542, 22606, 201407, 287401, 350393, 402814, 574802, 700786, 825119, 1650238, 25578689, 51157378]

約数ペア:

[(1, 51157378), (2, 25578689), (31, 1650238), (62, 825119), (73, 700786), (89, 574802), (127, 402814), (146, 350393), (178, 287401), (254, 201407), (2263, 22606), (2759, 18542), (3937, 12994), (4526, 11303), (5518, 9271), (6497, 7874)]