64872878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5189}}^1$

素因数の和:5264

約数の個数: 32

約数和(自身を含む): 119577600

約数和(自身を除く): 54704722

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 5189, 6251, 10378, 12502, 36323, 72646, 98591, 197182, 243883, 487766, 690137, 1380274, 1707181, 3414362, 4633777, 9267554, 32436439, 64872878]

約数ペア:

[(1, 64872878), (2, 32436439), (7, 9267554), (14, 4633777), (19, 3414362), (38, 1707181), (47, 1380274), (94, 690137), (133, 487766), (266, 243883), (329, 197182), (658, 98591), (893, 72646), (1786, 36323), (5189, 12502), (6251, 10378)]