64474448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2383}}^1$

素因数の和:2499

約数の個数: 40

約数和(自身を含む): 133027200

約数和(自身を除く): 68552752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1691, 2383, 3382, 4766, 6764, 9532, 13528, 19064, 27056, 38128, 45277, 90554, 181108, 212087, 362216, 424174, 724432, 848348, 1696696, 3393392, 4029653, 8059306, 16118612, 32237224, 64474448]

約数ペア:

[(1, 64474448), (2, 32237224), (4, 16118612), (8, 8059306), (16, 4029653), (19, 3393392), (38, 1696696), (76, 848348), (89, 724432), (152, 424174), (178, 362216), (304, 212087), (356, 181108), (712, 90554), (1424, 45277), (1691, 38128), (2383, 27056), (3382, 19064), (4766, 13528), (6764, 9532)]