64210552

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18797}}^1$

素因数の和:18871

約数の個数: 32

約数和(自身を含む): 139857120

約数和(自身を除く): 75646568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 18797, 37594, 75188, 131579, 150376, 263158, 526316, 1052632, 1146617, 2293234, 4586468, 8026319, 9172936, 16052638, 32105276, 64210552]

約数ペア:

[(1, 64210552), (2, 32105276), (4, 16052638), (7, 9172936), (8, 8026319), (14, 4586468), (28, 2293234), (56, 1146617), (61, 1052632), (122, 526316), (244, 263158), (427, 150376), (488, 131579), (854, 75188), (1708, 37594), (3416, 18797)]