85325020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12511}}^1$

素因数の和:12562

約数の個数: 48

約数和(自身を含む): 201793536

約数和(自身を除く): 116468516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 12511, 25022, 50044, 62555, 125110, 137621, 250220, 275242, 387841, 550484, 688105, 775682, 1376210, 1551364, 1939205, 2752420, 3878410, 4266251, 7756820, 8532502, 17065004, 21331255, 42662510, 85325020]

約数ペア:

[(1, 85325020), (2, 42662510), (4, 21331255), (5, 17065004), (10, 8532502), (11, 7756820), (20, 4266251), (22, 3878410), (31, 2752420), (44, 1939205), (55, 1551364), (62, 1376210), (110, 775682), (124, 688105), (155, 550484), (220, 387841), (310, 275242), (341, 250220), (620, 137621), (682, 125110), (1364, 62555), (1705, 50044), (3410, 25022), (6820, 12511)]